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Class XI SUMMER HOLIDAY’S HomeWork 2020-21 Dear Children, You Matter us most and we All Miss You!!!!!. Stay Safe Be Kind to your Family Get Creative “This too shall pass. And we will pick up right where we left off!!!” Summer Vacations are at our doorsteps. Holidays are a well deserved opportunity to relax and rewind by indulging in activities that are pleasurable at the same time educative. .We would like to thank all of you for making online classes and virtual Assessment a success. You are going to enjoy your holidays. It’s a sincere request to all to complete holiday projects and home assignments on time. Engage yourself whole heartedly as you will learn a lot through it. Practice your hobbies or inculcate new hobbies. Do a lot of Reading-can be newspapers, magazines, books or novels. Watch English news daily in order to equip yourself with the information and facts to be used as content in the writing skills. Summer Holidays Homework is an initiative on our part, to inculcate innovativeness, creativity and interest in the tasks assigned to our students. It will not only enable them to recapitulate what was taught but will also help them to connect themselves to the various learning processes. Please ensure that your child complete the assignment neatly. In this pandemic time you need to prevent yourself from COVID 19 infections by following these simple measures: 1. Practice hand hygiene frequently. 2. Maintain respiratory hygiene and wellness. 3. Maintain at least a 1 meter distance between yourself and others. 4. Wear a three layer mask every time; you are going out without fail. 5. Boost your immunity through nutritious food, yoga and exercises. 6. Read and Revise the Course covered in the virtual classes. 7. Understand the concepts and practice questions.
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Page 1: _XI_SUMMER_HOLIDAY.docx · Web viewClass XI SUMMER HOLIDAY’S HomeWork 2020-21. Dear Children, You Matter us most and we All Miss You!!!!!. Stay Safe. Be Kind to your Family. Get

Class XI SUMMER HOLIDAY’S HomeWork 2020-21Dear Children,

You Matter us most and we All Miss You!!!!!. Stay Safe Be Kind to your Family Get Creative

“This too shall pass. And we will pick up right where we left off!!!”

Summer Vacations are at our doorsteps. Holidays are a well deserved opportunity to relax and rewind by indulging in activities that are pleasurable at the same time educative. .We would like to thank all of you for making online classes and virtual Assessment a success. You are going to enjoy your holidays. It’s a sincere request to all to complete holiday projects and home assignments on time. Engage yourself whole heartedly as you will learn a lot through it. Practice your hobbies or inculcate new hobbies. Do a lot of Reading-can be newspapers, magazines, books or novels. Watch English news daily in order to equip yourself with the information and facts to be used as content in the writing skills.

Summer Holidays Homework is an initiative on our part, to inculcate innovativeness, creativity and interest in the tasks assigned to our students. It will not only enable them to recapitulate what was taught but will also help them to connect themselves to the various learning processes. Please ensure that your child complete the assignment neatly.

In this pandemic time you need to prevent yourself from COVID 19 infections by following these simple measures:

1. Practice hand hygiene frequently.

2. Maintain respiratory hygiene and wellness.

3. Maintain at least a 1 meter distance between yourself and others.

4. Wear a three layer mask every time; you are going out without fail.

5. Boost your immunity through nutritious food, yoga and exercises.

6. Read and Revise the Course covered in the virtual classes.

7. Understand the concepts and practice questions.

8. Complete your pending assignments.(if any).

9. Take good care of your health and hygiene.

10. Avoid heavy and oily food and increase intake of fresh fruits and water to keep you well hydrated and energetic.

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1. ACCOUNTANCY Section A : Project Work

Prepare a Project which involves the following:

1. Form a sole proprietorship firm and prepare the following Source Documents and Vouchera. Invoice (Purchase and Sale)b. Cash Memo (Purchase and Sale)c. Receiptd. Copy of Chequee. Debit Notef. Credit Noteg. Debit Voucherh. Credit Voucheri. Non Cash Voucher

2. Pass Journal entries of the above transaction

Section B : Questions for practice

Chapter : Accounting Equation

Q-1 On 1st June 12, Ram started business with cash of 2,00,000 and Stock of 3,00,000. Creditors as on 1st June was of 1,00,000. During the year, he withdrew 20,000 for personal use and invested 40,000 into the business by selling his

personal investment at a profit of 5,000.At the end of the year i.e. on 31/3/2013. He has 1,00,000 Cash, 2,00,000 Machinery, 1,50,000 debtors, 70,000 furniture, 90,000 Stock and liabilities of 1,20,000.Calculate profit/ loss earned by him during the year.

Q-2 Calculate the amount withdrawn by Suresh and total assets in the following case:

Suresh started business with a cash of 2,00,000 as on 1st April, 2012. During the year, he suffered a loss of 20,000. On 31st March, 2013 his capital stood at 1,20,000, Bills payable at 10,000 and Bank Loan 8,000. He also introduced a fresh capital of 10,000 during the year and he had a bank overdraft of 6,000 on 31st March, 2013.

Q-3 On 1st June, 2014 Raj started business with cash of 2,00,000 and stock of 3,00,000. Creditors as on that date was of 1,00,000. During the year, he withdrew 24,000 for personal use and invested 40,000 into business by selling his personal investment at a profit Of 25,000. At the end of the year ,i.e. on 31/3/15 he has 1,00,000 cash , 2,00,000 ; Machinery 1,50,000 debtors, 70,000 furniture, 90,000 stock & liabilities of 1,20,000.Calculate profit/loss earned by him during the year & closing capital.

Q-4 On 1st April 16, Ram had Cash of 5,00,000 and Stock of 3,00,000. Bank Loan as on 1st April was of 1,00,000. During the year, he deposited 1,00,000 in saving bank A/c and sold gold of 1,20,000 for 1,50,000 and invested half of the proceeds into the business. He repaid bank loan during the by taking a loan of 60,000 from his friend. At the end of the year 31/3/2017 . He has 2,00,000 Cash, 3,00,000 Bank, 1,50,000 Debtors, 80,000 Loan (Asset), 90,000 Stock and Creditors 1,20,000.

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Calculate profit/ loss earned by him during the year.

Q-5 Prepare Accounting Equation & Balance Sheet 1. Ram commenced business with cash 50,000; Stock 40,000 and Furniture of 15,000 & Outstanding salary of

10,0002. He withdrew 2,000 goods & 5,000 cash for personal use .3. Paid Outstanding Salary 10,000 4. Interest on capital 4,0005. Interest is to be charged on drawing @ 10%6. Paid Insurance Premium 4,000.7. Goods of 10,000 destroyed by fire & insurance company accepted the claim of 60% of the destroyed goods.

Q-6 Prepare Accounting Equation & Balance Sheet 1. Shilpesh commenced business with cash 20,000, Machinery 32,500, Stock 37,500 and Furniture of 15,000 & creditors of 20,0002. He sold 1/3rd goods to Karan at a profit of 20% Karan paid 40% of the amount in cash.3. Rent paid for 14 months 5,600.4. Salary paid in advance 10,0005. Interest on capital 4,0006. Karan became insolvent & nothing received from his estate

Q-7 Prepare Accounting Equation from the following:1. Shyam commenced business with cash 2,00,000, Machinery 3,25,000, Stock 3,75,000 and furniture of

1,50,0002. He sold to Rohan worth 50,000 at a profit of 20% on sales. Rohan paid half of the amount immediately and avails

2% cash discount.3. Sold goods of 2,40,000 at a profit of 60,000 to Mohan less 10% trade discount. He paid half of the amount by

cash & half of the balance by cheque. Allow him a cash discount of 5%.4. Mohan’s cheque become dishonoured.5. Commission received 30,000 out of these 10,000 received in advance.6. Sold 1,00,000 furniture at 75,000.7. Rohan become insolvent and paid nothing.8. Purchase furniture for office use 17,000 & 12,000 for household use.9. Paid salary of 34,000 in cash & outstanding salary 4,000.10. Rent paid 12,500 out of which 1,800 belongs to next month.

Q-8 Prepare Accounting Equation from the following:1. Kamal introduce cash 5,00,000, Machinery 30,000, furniture 10,000 & stock of 58,000 into the business.2. Purchase goods from Karan worth 30,000 @ 10% Trade discount.3. Goods worth 10,000 sold at 20% profit less 10% trade discount to Ramit he paid the amount immediately & avails cash discount of 5%.4. Goods costing 20,000 at a profit of 25% on sales to Mohit allowed him a trade discount of 5%.5. Paid rent 30,000, 10,000 related to next month.6. Salary due 20,000, paid 15,000 only.7. Commission received 40,000 via cheque , out of which 10,000 received in advance8. Accrued Commission 5,000 (Commission earned but not yet received)

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9. Goods worth 10,000 returned to Karan 10. Withdrew 20,000 from bank 11. Purchase motor cycle of 70,000 for personal use from personal money for cash.12. Received an order from Kunal to supply goods at 12,000.13. Loss of goods by fire worth 20,000.14. Sold goods to Rohit costing 6,000 @ profit of 25% allowed him a trade discount of 10%. He paid 40% of the amount immediately and avails cash discount of 5%15. Rohit become insolvent & received 40 paisa in a rupee from him.16. Bought Machinery 20,000 & Paid wages for installation of machinery 2,000.

Q-9 Prepare Accounting Equation from the following:1. Kamal introduce cash 15,00,000, Bank 2,00,000, furniture 1,00,000; Prepaid Rent 20,000; Accrued

Commission 30,000 & Creditors of 1,50,000 into the business.2. Purchase goods from Karan worth 30,000. Half of the amount paid by cheque.3. Goods worth 20,000 sold at 5,000 profit less 10% trade discount to Raj he paid the amount immediately &

avails cash discount of 5%.4. Paid Prepaid Rent 20,0005. Salary due 1,50,000, paid 1,20,000 only.6. Commission received 40,000, & Accrued Commission 30,0007. Give Loan to friend 1,50,0008. Goods worth 2,000 returned by Raj and cash paid 9. Deposit cheque from saving A/c to Current A/c 2,00,00010. Purchase goods of 2,50,000 from Amit less 20% trade Discount11. Return goods by Amit 50,00012. Paid Amit by cheque 1,50,000 in full settlement of his claim13. Cheque paid to Amit become dishonoured on technical grounds14. Embezzlement of cash 40,000 and goods of 60,000 lost by theft 15. Sold goods to Rohit costing 6,000 @ profit of 25% allowed him a trade discount of 10%. He paid 40% of the

amount immediately and avails cash discount of 5%16. Rohit become insolvent & received 40 paisa in a rupee from him.17. Bought Machinery 20,000 & Paid wages for installation of machinery 2,000.

Q-10 Prepare an accounting equation on the basis of the following 1. X started business with cash 1,20,0002. Purchased goods for cash 22,0003. Furniture purchased for cash 3,0004. Commission received 7,2005. Sold goods (costing 12,000) 21,0006. Expenses paid 8007. Sold goods on credit (Costing 1,500) 2,0008. Paid rent 12,000Q-11 Amar commented business with a capital of 75,000 on 1st April 2012. The various transactions that took place during the year were as follows:1. Purchased furniture worth 7,000 for office use.Bought Machinery for 10,000.2. Purchased goods from Jitinder for 5,000.3. Purchased goods from Hari in cash 8,000.4. Sold goods (costing 4,000) at a profit of 25% on cost.

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5. Withdrew cash for private use 2,000.6. Deposited into bank account 1,000.7. Expenses paid 2,000.8. Prepare an accounting equation to give effect to the above transaction.

Q-12 Madhu started a business with cash 1,00,000 and furniture 4,000. During the year, the following transactions took place:1. Purchased stock from Rohit for 80,000.2. Paid rent for the year 24,000.3. Postage and stationery charges paid 100.4. Paid to Rohit 50,000.5. Goods purchased for cash 10,000.6. Purchases of 2,000 returned and cash received.7. Sold goods to Amit (costing 6,000) at a profit of 25% on Sale.8. Depreciation charged on furniture 100.9. Show the accounting equation to give effect to the above transactions.

Q-13 On 1st April, 2012, Jai Dev started a business with 1,50,000 and a Computer worth 25,000. During the year, following transactions took place.1. Goods purchased from Parul for 20,000 at a trade discount of 10% and cash discount of 2%. He paid 50%

immediately and avail cash discount.2. Bought Motorcycle for office use 25,000.3. Purchased Machinery for 12,500.4. Sold goods for cash 6,500 (costing 6,000)5. Deposited into Bank after opening a new account 20,000.6. Interest received 1,700.7. Commission paid through bank 800.8. Salary paid 8,000 and outstanding 2,500.9. Sundry expenses paid 200.10. Depreciation charged @ 20% on Machine.11. Show the effect of above mentioned transactions by way of an accounting equation. Also prepare Balance sheet of

Jai Dev as at 31st March, 2013.

Q-14 Vivek commented a business on 1st April, 2012 with cash 6,25,000. He bought a personal computer from his home to the business worth 16,000; Besides this, the following transaction were entered into by him during the year:1. Goods purchased from Vikram 28,000.2. Opened a new account in SBI with 80,000.3. Rent paid for 15 months 90,000.4. Sold goods to Harilal (costing 6,000) for 6,700.5. Received cheque from Harilal of 6,500 in full settlement.6. Withdrew 4,000 for personal use.7. Donated goods costing 1,000 to a charitable trust.8. Received commission 1,100.9. Goods destroyed (sale price 3,000) during flood costing 2,500.10. Securities were purchased for 10,000.Show an accounting equation on the basis of above transactions. Also prepare the Balance Sheet of Vivek as at 31st March 2013.

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Q-15 Show the accounting equation on the basis of the following transactions:1. Paramjeet commenced business with 11,50,000.2. Wages paid 4,000 and outstanding 6,000.3. Goods purchased for 80,000.4. Computer purchased from Star Computers worth 30,000 and paid half the amount in cash.5. Invested 90,000 into the bank.6. Goods purchased from Vaibhav for 8,000 and made the payment by cheque.7. Purchased a building for 6,00,000 and the payment was made by cash.8. 1/2 of the stock available was sold to Mohit at a profit of 20% on cost.9. Also prepare a Balance sheet with the final balances.

Q-16 V. Stuti had undertaken the following transactions during the year 2012-13. Prepare an accounting equation to show the effect on his assets, liabilities and capital:1. Started business with cash 2,31,000.2. Purchased goods for cash 40,000 and on credit 31,0003. Purchased a television for personal use worth 26,000.4. Sold goods for cash 24,000(costing 17,000). 5. Received commission 4,300.6. Stationery and postage expenses paid 1,000.7. Cash payment made for household expenses 21,000.8. Paid to Creditors 19,500. Q-17 OM Ji Traders started a business with cash 1,21,000. In respect of his business , following transactions were recorded: 1. Purchased goods on credit 32,5002. Paid wages 2,5003. Withdrew for personal use 21,6004. Paid to creditors in full settlement 32,0005. Purchased furniture for 2,5106. Telephone charges paid 18,0007. Show an accounting equation on the basis of above transactions.

2. BUSINESS STUDIES Section A : Project Work

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1. Make a project file on the following:

A well settled company before COVID-19 and its impact on company. What plans and strategy to be

made for the better expansion and growth.

Section B : Questions for practice

1. What do you mean by commerce and trade?

2. Describe different auxiliaries to trade.

3. A single owner is going to start his business with small resources and he has to get his firm registered.

What form of business is this? Also, explain its features.

4. What are the privileges of a private company to a public company?

5. A company having its head office in a particular company and having its branches in other various

countries. Suggest the type of company and explain its features.

3. GEOGRAPHY Section A : Activity

1. Read the newspaper on daily basis –Collect information of any three geographical events occurring on the globe.Paste the information and write a gist of each in about 250- 350 words.

2. Do complete your geography practical file as per instructions given in the class.

Section B : Assignment

Chapter 3- Interior of the Earth and Chapter 4- Distribution of Oceans & continents(Book 1- Fundamentals of Physical Geography)

Answer the following questions:-

Q1. Distinguish between surface waves and body waves.

Q2. How is it that the knowledge of the interior of the earth is based on indirect observations?

Q3. Define an earthquake. What is the difference between focus and epicenter?

Q4.What is a volcano ? How many types they are? Explain the distribution of volcanoes in the world.

Q5. Describe the three layers of earth’s interior in detail.

Q6.Describe the evidences which support the continental drift theory?

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Q7. Explain the concept of sea floor spreading.

Q8. Briefly explain the various forces that are responsible for the drifting of the continents.

Q9.What are the three ways by which convergence can occur ?

Q10. Write the names of the major and minor plates of the earth crust.

4. ECONOMICS Section A : Project Work

TOPICS OF THE PROJECT

Demand

Supply

Poverty

Forms of Market

Sarv Shishka Abhiyaan

Demonetisation

GST

Consumer awareness (fundamental rights/duties)

OR

Impact on various industries and the economy: (post, pre and during coronavirus pandemic).

Choose any one industry and work on the project. The following industries are:

1. Automobile industry

2. Construction industry

3. Health industry

4. Hotel industry

5. IT industry

6. Petroleum industry

7. Airline industry

PARAMETERS TO BE COVERED:

You have to research about the working of the company and gather information about how the company is affected due to the pandemic and how they can sustain in the future.

Project should be of 20- 25 pages along with the pictures, graphs and diagram Be as creative and innovative as you can in doing your project Neatness to be maintained Pictures are a must and should be pasted on the left side and writing part to be done on right side.

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GUIDELINES FOR THE PROJECT FILE

As per CBSE guidelines for the session 2020-21, students will prepare a project file covering all the parameters:

1 Cover page2 Certificate3 Acknowledgement4 Index5 Content of the project(introduction of topic/ title, identifying the causes, consequences and remedies,

advantages and disadvantages of situations or issues identified)6 Conclusion7 Questionnaire8 Bibliography

Section B : Questions For Practice

Q1. Why the problem of choice arises in an economy?

Q2.Tea and coffee is an example of which type of good? (complimentary/substitute)

Q3. When does a good is called an 'Inferior Good'?

Q4. What is likely to be the impact of “Make in India” appeal to the foreign investors by the Prime Minister of

India, on the production possibilities frontier of India? Explain.

Q5. In order to encourage tourism in Goa, Indian Airlines reduces the air fare to Goa. How will it affect market demand curve for air travel to Goa?

5. CHEMISTRY Section A : Practicals to be done in Practical Files

1. Determination of pH of some solutions obtained from fruit juices, solution of known and varied

concentrations of acids, bases and salts using pH paper or universal indicator.

2. Study the shift in equilibrium between ferric ions and thiocyanate ions by increasing/decreasing the

concentration of either of the ions.

3. Preparation of standard solution of Oxalic acid.

4. Determination of strength of a given solution of Sodium Hydroxide by titrating it against standard

solution of Oxalic acid.

5. Determination of strength of a given solution of Hydrochloric acid by titrating it against standard

Sodium Carbonate solution.

Section B : Questions for Practice

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Chapter-1 Some basic concepts in Chemistry

Q1. What is meant by one gram atom of silver?

Q2. Which of these solutions have same molar concentration?

a) 49g H2SO4 per litre of solution

b) 49g H3PO4 per litre of solution

c) 73g HCl per litre of solution

d) 63g HNO3 per litre of solution

Q3. Write down the empirical formula of acetic acid (CH3COOH)

Q4. How many moles of methane are required to produce 22g CO2 after combustion?

Q5. A solution is prepared by adding 2g of a substance A to 18g of water. Calculate

the mass percentage of the solute.

Q6. Calculate the mass of Sodium acetate (CH3COONa) required to make 500ml of

0.375 M solution. Given that the molar mass of sodium acetate is 82.

Q7. Which of the following has a larger number of atoms: 1 gm. of K or 1 gm. of Cl2

Q8. Calcium carbonate reacts with aqueous HCl to give CaCl2 and CO2 according to the

reaction, CaCO3 (s) + 2 HCl (aq) CaCl2 (aq) +CO2 (g) + H2O (l)

What mass CaCO3 is required to react completely with 25 ml of 0.75 M HCl ?

Q9. The empirical formula and molecular mass of a compound are CH2O and 180 g

respectively. What will be the molecular formula of the compound?

a) C9H18O9

b) CH2O

c) C6H12O6

d) C2H4O2

Q10. The reactant which is entirely consumed in reaction is known as limiting reagent.

In reaction 2A + 4B 3C + 4D, when 5 moles of A react with 6 moles of B, then:

a) Which is the limiting reagent?

b) Calculate the amount of C formed

Chapter-2 Structure of atom

Q1 Calculate the total number of electrons present in one mole of methane.

Q2 What is the number of photons of light with a wavelength of 4000pm that provide 1Jof energy?

Q3. Define the following terms:

I. Black body radiation

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II. Photo electric effect

III. Threshold frequency

IV. Work function

Q4. What transition in the hydrogen spectrum would have the same wavelength as the

Balmer transition, n = 4 to n = 2 of He+ spectrum?

Q5. Give the shapes of s and p-orbital.

Chapter-3 Classification of elements and periodicity in properties

Q1. Give the electronic configuration of

(a) Third noble gas element (b) First halogen element

Q2.Which of the following elements will have most negative electron gain enthalpy?

(a) [Ar] 4s2 4p3 (b) [Ar] 4s2 4p4 (c) [Ar] 4s2 4p5

Q3. Why is ∆iH1 of Mg more than that of Al?

Q4. What is the basic difference between the terms electron gain enthalpy and electronegativity?

Q5. What are the limitations of Mendeleev’s periodic classification?

6. PSYCHOLOGY Section A : Project works

Prepare a project on a topic of your interest from Psychology textbook. The project should include:-1. A power-point presentation of around 10-15 slides including research beyond the textbook.      OR

Make a 10 minute film on the topic using any software you are comfortable with.2. An article from the e-newspaper, e-journal or internet related to the topic followed by 3-5 thought-

provoking questions based on that article.3. Examples of any book/movie/ real life incident that you have come across related to your topic of

interest. 

Section B : Learning Checks

1 …………….. is concerned with the attempt to understand human behavior from biological perspective.

2 The work of counseling psychologist is quite similar to the work of clinical psychologist

a. True b. False

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3. Who is credited with establishment of first psychological laboratory and when?

4. Mind is the other name of brain a. True b. False

5. In conducting the survey the investigator selects a few subjects called a ……………. and then makes the decision regarding the more general significance of his findings

a. Sample b. Data

6. What are the characteristics of scientific research?

7. Explain dependent and independent variable illustrating an example.

8. Differentiate between: (a) naturalistic and controlled observation

(b) Participant and non participant observation

(c) Control and experimental group

(d) Verbal, non-verbal and performance test

9. Give two examples of the situations where survey method can be used. What are the Limitations of this method?

7. MATHEMATICS Section A : Questions for practice

1. Draw the Venn diagram of (A −¿ B )U C 2. Find Re( z / |z| ) if z = 2 + i3

3. If ( a+ i b) = (x + i y)1/3 then show that xa+ y

b = 4 ( a2 – b2)

4. In a survey it was found that 21 people liked product A , 26 liked product B and 29 liked product C. If 14

liked product A and and B, 12 people liked product A and C, 14 people liked products B and C and 8

liked all the three products. Find how many liked product C only.

5. Prove that 2n > n for all natural numbers, by principle of mathematical induction6. Find the number of proper subsets of a set with cardinality p7. Write the multiplicative inverse of 3+2i 8. If A and B are any two sets, then A – B is equal to

(i)A∪B (ii) A∩ B (iii) B – A (iv) none

9. What is the value of ( 1 - i )2 (i) i+1 (ii) 3i (iii) 2i (iv) none

10. If A = ( 3, 4], B = [ 3 , 4 ], find B – A (i) {4} (ii) ( 2,3) (iii) {2} (iv) none

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11. Prove that x2n – y2n is divisible by x – y by PMI.

11. What is the polar form of 4 – 4 i 12. What is the polar form of z = 1 / (2 – 2 i) 13. If A = {0}, find number of subsets of A.

14. Write roaster form of A = { x : x is a real number and x > x }

15 .Give an example of P(n) which is true for all n .

16. What is multiplicative inverse of 2+ 3i

17. What is the value of ( 1 - i )4 18. Prove

by induction 3 + 33 + 333 +.. + 333333….3(n times) = (1/27)( 10n+1 – 9n – 10 ) 19. In a survey of 60 people, it was found that 25 people read newspaper H, 26 read newspaper T, 26 read

newspaper I, 9 read both H and I, 11 read both H and T , 8 read both T and I, 3 read all three newspaper find

a. The number of people who read atleast one of the newspaper.b. The number of people who read exactly one newspaper.

20. Write Z = ( i - √3 )13 in standard form21. State and prove De’ Morgan’s Law .22. Write number of subsets for set A = ɸ . 23. Two finite sets have m and n elements . The number of subsets of the first set is 112 more than that of the

second set. Find the value of m and n. 24. Calculate P(P(P(∅ ))). 25. Solve the questions

If -4x>12 , find x (-3/4)x < -3, find x (2/(x+2))>0. Find x26. Show that the following system of linear inequalities has no solution

x+ 2y ≤ 3 , 3x + 4y ≥ 12 , x≥ 0 , y≥ 127. Solve foe x

4x + 3 ≥2x +17 , 3x – 5 < -228. Solve the following system of inequalities

2 x+17 x−1

>5 , x+7x−8

>2

29. Solve the following system of linear inequalities 3x + 2y ≥ 24 , 3x + y ≤ 15 , x≥ 4

30. Solve that the following system of linear inequalities 2x + y ≥ 8 , x + 2y ≥10, x≥ 0 , y≥0

8. PHYSICAL EDUCATION

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Section A : Practical Work

Practical work should be done in the proper sequence given below.PRACTICAL 1: Pictorial presentation of any five Asanas for improving concentration ( Sukhasana, Tadasana, Padmasana, Shashankasana, Naukasana, Vrikshasana and Garudasana).

PRACTICAL 2: List of current National Awardees(Dronacharya Award,Arjuna Award & Rajiv Gandhi Khel Ratna Award).

PRACTICAL 3: Labelled diagram of field & equipment of any one game of your choice (Athletics, Archery, Badminton, Boxing,Chess,Judo, Shooting, Skating, Swimming, Taekwondo, Tennis, Aerobics, Gymnastics, Skipping and Yoga).

PRACTICAL 4: Computation of BMI from Family or neighbourhood & graphical representation of the data(any six members).

Your practical file should be of Saraswati publication’s or vishwas publication’s.

Section B : Questions for Practice

Q1. Enlist various careers in the field of physical education.

Q2. Enlist careers in communication media and elaborate any one.

Q3. Explain about various performance-related careers.

Q4. When was Khelo-India Program started, write a short note on Khelo India program

Q5. Explain the main functions IOC

Q6. Explain in details about the establishment and objectives of Indian Olympic association.

Q7. What are the objectives of Paralympic games?

Q8 Write a note about “Are Olympic games free from partiality.”

Q9 Explain the values of Olympic games.

Q10. Explain the objectives of Olympics.

Q11Explain the factors affecting physical fitness, wellness and lifestyle.

Q12 “The importance of physical fitness and wellness has been increased now-a-days.” Explain.

Q13 Enlist down the components of Physical fitness and explain any two of them in detail.

Q14. What do you mean by health related Physical fitness?

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Q15 Explain the components of Health Related Physical fitness in detail.

9. SOCIOLOGY Section A : Activity/ Tasks

1.Make a poster/collage using A3 or A4 on any one ‘Burning Social Issue” like Bride burning; Violence on Women; Crime; Atrocities by the Police; Juvenile Delinquency; Corruption; Child Labour; Issues concerning Women; Road Rage or any other sociological issue.

2.Make detailed research based presentation on any of the topics mentioned above. Make a competitive analysis of the issue under study, in different societies in the present and the past.

3.Take any social group and collect information, pictures, articles from books, magazines, internet, newspaper cuttings and any other interesting material pertaining to it and hand write on A4 coloured sheets or in digital format to show the changing roles and functions of the chosen social group over a period of time .Conclude by presenting the current status and role of that group in the present scenario.

4.On a chart or in form of a scrap book , bring out the connectivity of sociology to other subjects

(Minimum 2) using pictures, quotes or real life illustrations to illustrate the wide scope of Sociology .

10. POLITICAL SCIENCE Section A : Questions for Practice / Assignment

CONSTITUTION WHY AND HOW?

\Q1. What is Constitution?

Q2. What is the nature of India as per the preamble of the Indian Constitution?

Q3. What do you mean by Democratic with special reference to India?

Q4. “India is a secular state” Justify the statement.

Q5. What is the preamble to the constitution?

Q6. How can you justify that India is a Republic?

Q7. Indian constitution contains some provisions for social justice in India. Examine.

Q8. Write a short note on Constituent Assembly.

Q9. Why we should respect our Constitution?

Q10. What was objective resolution? Explain.

Q11. Mention the sources of Indian constitution alongwith the features taken from these sources.

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Q12. What are the unique features of Indian Constitution?

Q13. Who was the Chairman of Drafting committee?

Q14. How long the Constitution of India took in framing?

Q15. The Constitution of India was made by credible leaders who commanded peoples respect” Give two reasons to support the statement.

Q16. The Constitution of India is the locus of people’s hopes and aspirations. Explain.

Q17. Define promulgation.

Q18. Why is it important for a constitution to place limitations on the rulers?

Q19. Define deliberation.

Q20. Explain the various functions of a constitution.

RIGHTS AND DUTIES IN THE INDIA CONSTITUTION?

Q1. Define the following terms:

a. Rights b. Duties c. Begar d. Minorities

Q2. What are fundamental rights?

Q3. Why fundamental rights are important?

Q4. What does the Right to Life stand for?

Q5. Who has the power to amend the fundamental rights?

Q6. What is the importance of Article 21 of Indian Constitution?

Q7. What do you mean by the Right to Work?

Q8. Mention any two discriminations against women in our society.

Q9. What are Directive Principles of State Policy?

Q10. What do you mean by the writ Quo Warranto?

Q11. What is the nature of Fundamental Rights?

Q12. Which fundamental right of constitution protect the interest of minorities?

Q13. Mention some fundamental duties of Indian citizen?

Q14. Write a short note on National Human Rights Commission.

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Q15. What do you mean by Right to Property and work?

Q16. Rights and duties are interrelated with each other” . Justify the statement.

Q17. Which rights are common between constitution of India and South Africa?

Q18. Which rights are available in South Africa but not in India?

Q19. “The Right to Freedom is a cluster of several rights”. Explain.

Q20. What are the provisions of Right to Equality?

*DO THE BACK EXERCISE OF THE CHAPTER.

https://www.toppersbulletin.com/ncert-solutions-for-class-11-political-science/

Section B : Vacation Task/ Project

CREATE AN Audio -Visual presentation of a hypothetical town that you wish as an ideal place to live

Create your own city where various ethnic groups live in harmony, drawing town plans and images of

how elements from various cultures come together

Read about or listen to documentaries on different geographical locations and the various ways in which

people build their cities and town depending on climate or landscape, looking at what life in like in the

mountains of Sri Lanka for example, or different villages from around the world.

Explore possible alternatives to town structures and ethnic coexistence. A good starting point for ideas is

the town of Auroville, an eco-friendly, non – religious town set up as an experiment and welcoming

individuals from anywhere around the globe. Design own theoretical communities, creating poster

presentations, drawing maps and creating short constitutions for these towns. Describe the principles, and

their towns and ask for suggestions at the end of the presentation as feedback from viewers.

Incorporate ideas about Rights and duties , Freedom, Equality,social Justice , citizenship and local self

government.

11. ENGLISH Section A : Reading Comprehension

I. Read the following passage carefully and answer the questions that follow:

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(1) If you’re addicted to coffee, and doctors warn you to quit the habit, don’t worry and keep relishing the beverage, because it’s not that bad after all! In fact, according to a new study, the steaming cup of java even beat fruits and vegetables as the primary source of antioxidants. The study by the University of Scranton states that coffee is the number one source of antioxidants in American diet, and both caffeinated and decaf versions appear to provide similar antioxidant levels.

(2) “Americans get more of their antioxidants from coffee than any other dietary source. Nothing else comes close to it” said the study’s lead researcher, Doctor Joe Vinson, adding that high antioxidant level in food and beverages don’t necessarily translate into levels found in the body. Antioxidants in general have been linked to a number of potential health benefits, including protection against heart disease and cancer, but Vinson said that the benefits ultimately depend on how they are absorbed and utilised in the body.

(3) The researchers analysed the antioxidant content of more than 100 different food items, including vegetables, fruits, nuts, spices, oils and common beverages. The data was compared to an existing US Department of Agriculture database on the contribution of each type of food item to the average estimated US per capita consumption.

(4) The results were surprising. Coffee came out on the top, on the combined basis of both antioxidants per serving size and frequency of consumption. It outranked popular antioxidant sources like tea, milk, chocolate and cranberries.

(5) Of all the foods and beverages studies, dates actually have the most antioxidants of all based solely on serving size, but since dates are not consumed at anywhere the level of coffee, the drink comes as the top source of antioxidants, Vinson said.

(6) Besides keeping you alert and awake, coffee has been linked to an increasing number of potential health benefits, including protection against liver and colon cancer, type II diabetes, and Parkinson’s disease, according to some recently published studies.

(7) The researchers, however, advised that one should consume coffee in moderation, because it can make you jittery and cause stomach pains.

(Source: ANI)

1.1 On the basis of your reading of the passage, answer the following questions in your own words as far as possible. Use one or two sentences only for each answer:

a. What is the good news about coffee?b. What are the two versions of coffee?c. “Nothing else comes close to it” (Para 2) ‘It’ in this line refers to? d. List the benefits of antioxidants. What factors determine the strength of these benefits? e. On what basis does coffee rank as the top source of antioxidants? f. How are dates better than coffee? Why have they not made to the top of antioxidant rich foods?

1.2 Find words from the above passage which mean the opposite of:

a. hazards - (Para 2)

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b. excess - (Para 7)

1.3 Find words in the passage that mean the same as:

a. to enjoy - (Para 1)

b. a drink - (Para 1)

2. Read the following passage carefully and answer the questions that follow:

(1) Spirituality seldom dribbled with soccer, until the ‘Hand of God’ came into play during the quarter final match of the 1986 World Cup football between Argentina and England. Diego Maradona claimed that divine intervention had helped him score the controversial goal.

(2) A short film made in 2003 by Mike Walker – Does God play football? – explored the relationship between God and Tommy, a seven year old football fan. Tommy’s only desire is to have a father of his own to play football with. In the absence of a real Dad, he adopts God as his father with the help of a local priest – very like how the human soul longs for communion with the Universal spirit.

(3) An individual remains unfit for spiritual journey without the requisite physical and mental strength. Vivekananda said: “You will be nearer to Heaven through football than through the study of Bhagavad Giita”. A player’s patience and perseverance is tested on the football field at every moment; the ability to wriggle out of tough situations and hold on to one’s nerves in tight situations. A seeker, too, has to undergo such trials during the inward game of realization.

(4) Look at football as a metaphor for life. The ball is the individual’s ego. Team members are family and friends; trust in teammates is the foundation of a good relationship and helps the player win the match of happiness. The opposition players are obstacles like anger, pride, hatred, that must be overcome to reach the goalpost. The goalpost is the universal consciousness to which a person must ultimately submit the ego, to achieve true bliss. The coach is the guru who teaches the way and the player learns from his mistakes on the field. The referee is the law of karma that reinforces the correct rules for playing. The audience is society that reacts to performance on the field. As in life, a game that has started must end. As long as a person is in the game, one gets the illusion of limited time and space. Only when the game gets over, does one realize the limitlessness of time and space.

(5) Every player is assigned a particular role on the field according to his skills – forward, midfielder, defender, or goalkeeper. Similarly, in life we have designated roles. Our capabilities and choices determine the contribution we make to the world through our work. Like a player who can manoeuvre the ball on the field, a person has the free will to choose his

thoughts, words and actions. Football is meditation ‘on the run’. A player is always ‘in the moment’ for the entire duration of the play. The player has no thought of past and no use for future, as all the scoring opportunities are created in the ‘now’.

(6) Football teaches one to be a good spectator, one who watches the game with passionate detachment. For him, an exciting football match is only that – a game. Wins or losses, even for his favourite team, do not bother

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him. A good spectator is like a joyful observer of life; he witnesses events around him as they come and go, and remains detached as he is always centred in truth.

(7) Today, football is a faith binding a legion of followers across the world. People, irrespective of their religions, nationalities and cultures, are tuning in simultaneously to watch live football. If this is not universal brotherhood, what else is?

2.1 On the basis of your reading of the passage, answer the following questions in your own words as far as possible. Use one or two sentences only for each answer:

a. What claim was made by Diego Maradona when he played for 1986 quarter-final match of the World Cup?

b.What is the theme of the short movie ‘Does God play football’? c. How can we get near to the Almighty by playing football? What are Vivekananda’s views regarding this?d.How does football symbolize life? e. How is football meditation ‘on the run’? f. What are the similarities between playing the football game and playing the designated role in life?

2.2 Find words in the passage which mean the same as the following:

a. a figment of imagination (Para 4) b. a planned and controlled movement or series of moves (Para 5)c. the act of uniting (Para 7)

2.3 Find words from the above passage which mean the opposite of: a. frequently (Para 1) b. attachment (Para 6)

Passage 2:Read the given poem carefully.

I heard a thousand blended notes,While in a grove I sate reclined,In that sweet mood when pleasant thoughtsBring sad thoughts to the mind.To her fair works did Nature linkThe human soul through me ran;And much it grieved my heart to thinkWhat man has made of man.Through primrose tufts, in that green bower,The periwinkle trailed its wreaths;And’ tis my faith that every flowerEnjoys the air it breathes;The birds around me hopped and played,Their thoughts I cannot measure:-But the least motion which they madeIt seemed a thrill of pleasure.

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The budding twigs spread out their fan,To catch the breezy air;And I must think, do all I can,That there was pleasure there.If this belief from heaven be sent,If such be Nature’s holy plan,Have I not reason to lamentWhat man has made of man?*.

Questions:1. On the basis of your understanding of the poem, answer the following questions by choosing the most appropriate option:

1. What is the mood of the poet in these lines?(a) Amused(b) Pessimistic(c) Melancholy(d) Bewildered

2. What ‘seemed a thrill of pleasure’?(a) Birds hopping and playing(b) The budding twigs(c) Nature’s holy plan(d) Nature’s music

2. Answer the following questions as briefly as possible:

1. The poet’s mind was filled with2. Why was the poet sad?3. According to the poet, nature is4. The poet found the birds5. What were the budding twigs doing?6. Why does the poet have reason to lament?

3. Which word in the poem means the same as :

1. Windy (fifth stanza)2. Sprouting leaves (fifth stanza)

Passage 3:Read the given passage carefully.

Not knowing about websites like Orkut, myspace.com, facebook.com orfriendster.com, for teens, isn’t it just in the league of the ‘uncool’ today?These are an integral part of the information superhighway that students access for academic purposes. Mostly, parents aren’t bothered until a case like Adnan Patrawala hits the headlines. Going out to meet friends made

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through a social networking site cost the teenager’s life.It’s important to understand that it isn’t the site perse that’s at fault. But what perhaps is at fault are the unsafe ways young people communicate over such public forums where it’s easy for strangers to access information.“Teens also swap messages with friends, posting diary-like blogs and share photos. Beyond their profiles, they can search through message boards and blogs about various topics like sports, relationships or music”, says Annette Martis, Manager, Consumer Products and Solutions, Symantec India.Unfortunately, parents can’t always chaperone teens to make sure they’re safe online. Martis’ tips for parents include

You cannot teach your kids the ways of the internet-especially online communities-unless you know the lay of the land well yourself.

Anyone can join an online community and pretend to be someone they’re not. These sites even allow visitors to search for people based on age, city and gender. Kids can post information about their school or pictures of themselves or information about their sporting events, which seems harmless. But they don’t understand that predators can piece information together to find, identify and harm them. Explain the dangers of posting personal information and make sure your teen’s profile doesn’t offer any clues about who she really is.

Kids can never be 100% certain of who they’re interacting with in online communities. Some try to add as many friends as possible to their contact list-meaning, people they don’t really know can message them directly..

Sometimes teens post material that can be used against them later. Once posted online, these musings are out there for the world to see. People are worried now whether future employers can use such postings against them.

Ask young children what kind of content they think is appropriate to post in online communities. Set some guidelines together and stick them near the computer.

Kids are often scared their internet privileges will be taken away if they tell parents about anything that’s making them uncomfortable online. But if you’re talking about it, they’ll feel comfortable that you’ll understand. Together, become familiar with the online community’s safety policies and reporting mechanisms.

For teenagers, Martis has some simple tips. Use your site’s privacy features to limit personal posts to people you trust. Don’t post suggestive pictures or images that might give strangers clues about your identity. They

compromise your security and may affect how relatives, teachers, friends and acquaintances perceive you.

Monitor your blog comments and delete anything you don’t want people to see. Don’t use your account to spread rumours or disclose personal information about others. Your actions

could have serious implications for you and even your parents.

Questions:1. On the basis of your reading of the above passage make notes on it in points only, using recognisable abbreviations wherever necessary. Also suggest a suitable title. 2. Write a summary of the above passage in about 80 words.

Section B : Literature

1.Khushwant Singh pays a glowing tribute to his late grandmother through the story ‘The Portrait of a lady'. After reading the text., Your future self is filled with nostalgia as you remember someone who was very close to you but destiny's cruel hand caused you to drift apart.Write a story or poem which encapsulates your feelings about the person and the good times you shared.

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2.The poem ‘Childhood ‘makes you reminisce your own pranks and childhood naughtiness. You feel encouraged to create an amusing caricature of the childhood innocence that mesmerize and charms the saddest heart and brings a spontaneous smile on the face of anyone who happens to witness a child at play.You can present your ideas in the form of a comic strip, a hilarious short story , poem , play or video.

Section B : Speaking and listening Skill Enhancement Activities

1.Watch English Movies or series and wrote down the dialogues that bring out the character of the main protagonists or which unravel the crux of the story.

2.If you are given a chance to write a script for a movie., which genre would you pick and why? Prepare a two minute video talking about which idea , thought or issue you are fascinated with or passionate about and how you would project the same in an enticing and alluring manner so that your script gets mass following or support.

Section B : Grammar and Literature

I. Identify the correct meaning for each figure of speech given in the statements below:

1. What does the irony in this text suggest?"It was my good luck to have to study for a test while all my friends went to the water park," Oscar remarked.

a. Oscar was upset about staying at home.b. Oscar wanted time to catch up on his responsibilities.

2. What does the hyperbole in this text suggest?After he finished the marathon, William collapsed into a chair and declared that he could no longer move a

single muscle.

a. William was very tired and sore.b. William would never run another marathon again.

3. What does the simile in this text suggest? You're as cold as ice; you're willing to sacrifice our love. —Foreigner, "Cold as Ice"

a. The song is about someone who doesn't care.b. The song is about someone who is freezing. 4. What does the personification in the text suggest?The lighthouse horn moaned, and the sound travelled through the thick fog, reaching the sailors who were

enveloped in the greyness.

a. The lighthouse was old and needed repairs.b. The horn made a long, low sound.

5. What does the idiom in the text suggest?In such an unfamiliar environment, Ken was a fish out of water.

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a. Ken had not visited that location before.b. Ken felt out of place.

6. What does the metaphor in the text suggest? He reads incessantly; new ideas are food for his mind. a. He is stimulated by new ideas.b. He often reads about food and cooking. (LITERATURE)

II HORNBILL

Read and reflect on Chapter 1 - The Portrait of a Lady – Khushwant Singh

(a) Prepare a mind map using the following sub-headings: About the author Theme Grandmother’s character traits The author’s character traits Three important phases in the grandmother’s life(b) Write a paragraph of not more than 80 words about a person who is close to your heart; for example, it

could be your mother, father, sibling, friend.

II. SNAPSHOTS - Read and reflect on Play ‘Mother's Day' .Watch the movie with rmthe same theme or read a similar story and

prepare a flow chart or mind map using the following sub-headings: ABOUT THE AUTHOR /DIRECTOR MAIN CHARACTER AND THEIR TRAITS ISSUES HIGHLIGHTED CONFLICT AND RESOLUTION MESSAGE OR TAKEAWAY FROM THE VISUAL OR WRITTEN PIECE CHOSEN FOR STUDY

a. Write a poem or rap of not more than 8 – 10 lines about any theme of your choice and create a video with some good appropriately chosen background music.

III. Reorder the letters to form the names of characters from your prescribed textbooks (Hornbill and Snapshots): (Chapter 2 - Hornbill and Chapter 1 – Snapshots)

1. MRAA -2. RDAUMO -HNJO -3. RYAM -4. ZAENNSU -5. HANTNAOJ -6. ORGAND -7. VREOSOHK –

12. PHYSICS

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Section A: Practical

1. To measure diameter of a small spherical/cylindrical body and to measure internal diameter and depth of a given beaker/calorimeter using Vernier Callipers and hence find its volume.

2. To measure diameter of a given wire and thickness of a given sheet using screw gauge.

3. To determine volume of an irregular lamina using screw gauge.

4. To determine radius of curvature of a given spherical surface by a spherometer.

5. To find the weight of a given body using parallelogram law of vectors.

6. Using a simple pendulum, plot its L-T2 graph and use it to find the effective length of second's pendulum.

Section B: Practice Question

Units and dimension

Q1. Verify the dimensional correctness of the following relations:

(i) v = u+at [v- final velocity, u- initial velocity, a- acceleration, t- time, s-displacement]

(ii) s = ut + (½)at2

(iii) V = IR + W/Q + P/I [I-current, R- Resistance, W- work, Q- charge, P- power]

(iv) 2aS = v2 + u2

Q2. The frequency of a wave moving on a string is known to depend upon the mass per unit length of the string (m), its length (l) and the tension in the string (t) . Use dimensional analysis to obtain a relation for it.

Q3. Find the dimensions of A, B and C if s is distance, g is acceleration due to gravity and t is the time:

S = A t + B g+ Ct2

Q4. The magnetic energy (E) stored in an inductor is given by E= (1/2) L I2 where I is the current through it. Find the dimensions of L, the coefficient of selfinductance.

Q5.Which of the following have same dimensions:

(i) Force, pressure, stress.

(ii) Work, energy, force.

(iii) momentum, velocity, impulse.

Q6.The force experienced by a moving charge is given by :

F= q v B sinφ,

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where q is charge, v is its velocity and B is the magnetic induction.

Find the dimensions of the magnetic induction.

Q7. In a particular system unit of length, mass and time are chosen to be 10cm, 10 g and 0.1second respectively. What will be the unit of force in this system?

Q8.The area of a square plate is calculated by measuring the length to be 5.5 cm. If the scale used has a least count of 0.1 cm then what is the maximum percentage error in the area?

Q9.The mass of oil is sought to be measured by putting it in a vessel. The weighing machine read 990.54 g. The mass of the empty vessel was found to be 10.32g. The weighing scale has a least count of 0.01g .Find the absolute error in the measurement of the oil.

Q10.What will be the measure of the pressure exerted by the earth’s atmosphere at the sea level of measured in cgs system of units. [Given 1 atmospheric pressure =105 N/m2 ].

Motion in a straight line

Q 1. Draw position-time graphs for two objects having zero relative velocity.

Q2. A ball is thrown vertically upwards. Draw its velocity-time curve.

Q 3. A body traveling along a straight line traversed one total of the total distance with a total velocity4 ms -1 . The remaining part of the total distance was covered with a velocity 2 ms -1 for half the time and with velocity 6 ms-1 for the other half of time. What is the mean velocity averaged over the whole time of motion.

Q 4. A car traveled the first third of a distance x at a speed of 10 km/h, the second third at a speed of 20 km/h and the last third at a speed of 60 km/h. Determine the average speed of the car over the entire distance x.

Q5. A stone is dropped from a balloon at an altitude of 300 m. How long will the stone take to reach the ground if

(i) the balloon is ascending with a velocity of 5 ms-1

(ii) the balloon is descending with a velocity of 5 ms-1

(iii) the balloon is stationary?

Q 6. A particle moves along a straight line such that its displacement s at any time t is given by :

s = t3 -6t2 + 3t + 4 metres.

Find the velocity, when the acceleration is zero.

Q 7. A police jeep is chasing a culprit going on a motorbike. The motorbike crosses a turning at a speed of 72 kmh -1 . The jeep follows it at a speed of 108 kmh-1 , crossing the turning ten seconds later than the bike. Assuming that they travel at constant speeds, how far from the turning will the jeep catch up with the bike.

Q 8. A body travels a distance of 20 m in the 7th second and 24 m in 9th second. How much distance shall it travel in the 15th second?

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Q 9. A body falling from rest was observed to fall through 78.4 m in 2 seconds. Find how long had it been falling before it was observed?

Q 10. A bird flies for 4s with a velocity of |t-2| m/s in a straight line, where t = time in second. What is the total distance covered by the bird?

13. HOME SCIENCE Section A: Practical

. Prepare a report on Public Nutrition and Health explaining how it can benefit the community.

2. Prepare a vegetarian recipe booklet containing the nutritive value and method of preparation of the following:

Indian cuisine Chinese cuisine Mexican cuisine Italian cuisine

Section B: Questions for practice

1. What is food fortification? Why is it important?

2. What do you mean by the terms 'Anorexia Nervosa' and 'Bulimia'?

3. Prepare a weekly food guide and analyse what requirements should be fulfilled while taking a balanced diet.

4. What do you mean by the term 'management of resources'. Explain the steps involved in it.

5. Why do adolescents generally have a conflict with elders and parents?

6. Differentiate between the physical characteristics of an adolescent boy and an adolescent girl.

7. What are mood swings?

8. Prepare a one day diet chart for your father who is having a problem of hypertension and obesity.

9. What are the full forms of:

a) RDA

b) ICMR

10. Prepare a label for a jam or jelly showing all the necessary requirements.

14. INFORMATICS PRACTICES Section A: Practical File

1. To create a database

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2. To create student table with the student id, class, section, gender, name, dob, and marks as

attributes where the student id is the primary key

3. To insert the details of at least 10 student in the above table.

4. To delete the details of a particular student in the above table.

5. To increase marks by 5% for those students who have Rno more than 20.

6. To display the entire content of table.

7. To display Rno, Name and Marks of those students who are scoring marks more than 50.

8. To find the average of marks from the student table. 31. To find the number of students, who are

from section ‘A’.

9. To add a new column email in the above table with appropriate data type.

10. To add the email ids of each student in the previously created email column.

11. To display the information all the students, whose name starts with ‘AN’ (Examples: ANAND,

ANGAD,..)

12. To display Rno, Name, DOB of those students who are born between ‘2005- 01-01’ and ‘2005-12-

31’.

13. To display Rno, Name, DOB, Marks, Email of those male students in ascending order of their

names.

14. To display Rno, Gender, Name, DOB, Marks, Email in descending order of their marks.

15. To display the unique section available in the table.

15. COMPUTER SCIENCE

Section A: Practical File1. Input a welcome message and display it.

2. Input two numbers and display the larger / smaller number.

3. Input three numbers and display the largest / smallest number.

4. Given two integers x and n, compute 𝑥 n.

5. To find average and grade for given marks.

6. To find sale price of an item with given cost and discount (%).

7. To calculate perimeter/circumference and area of shapes such as triangle, rectangle, square and circle.

8. To calculate Simple and Compound interest.

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9. To calculate profit-loss for given Cost and Sell Price.

16. BIOlOGY

Section A: Project Work

I. Practical file: Complete all the observation based experiments and diagrams in your practical file. 

II. Prepare an Investigatory Project:  Suggested topics : 

a. Life cycle of a pteridophyte.

b. Evolution in the plant Kingdom.

c. Phylum vertebrata

d. Archaebacteria and its ecological importance

e. Comparison between division gymnosperms and angiosperms.

Section B : Practice questions

Explain the ecological importance of cyanobacteria.

1. Draw a well labelled diagram of the following:

a. Structure of a Paramecium

b. Life cycle of angiosperms

3. Compare Chlorophyceae, Phaeophyceae and Rhodophyceae on the basis of cell wall, stored food, pigments

and habitat.

4. What features of dinoflagellates and chrysophytes make them an important part of of the marine life?

5. What features of Deuteromycetes distinguishes them from the other classes of kingdom fungi?

6. Explain the basic features on the basis of which animals are classified in the animal kingdom.

7. What is the advantage of the water vascular system found in Echinoderms?

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8. Study a dicot plant from your garden and write down its morphological features in terms of phyllotaxy,

symmetry, placentation etc and draw the floral diagram of its flower. 

9. Give comparative account of the following:

a. Class Aves and Reptilia.

b. Echinoderms and chordates

c. Arthropoda and annelida.

10. How is herbarium useful as a taxonomic aids?

17. BIO TECH

Section A: Project Work

Complete your practical file with all the 11 experiments and diagrams. (Leave the columns for results and observation blank)

II. Prepare an Investigatory Project:  

Suggested topics : 

a. Mendelian genetics and its contributions.

b. Work of Morgan on linkage groups in Drosophila melanogaster

c. Case studies on Extra nuclear inheritance.

d. Watson and crick model of DNA. 

III.    Assignment: 

1. What are genes? Where are they located?

2. Explain a few applications of biotechnology in the agricultural field?

3. Differentiate between physical and genetic maps?

4. Explain the phenomena which does not obey the mendelian laws of inheritance.

5. What do you understand by epistasis? Explain main this non additive interaction which influences the flower colour in cotton?

6. Haemophilia is a sex linked disease. Explain.

7. After a cross between a red flowered plant and a purple flowered plant, it is observed that the resultant progeny are all purple

flowered. The F1 generation of these plants had a ratio of 12 : 3 :1. What is the underline phenomenon here? Explain with the

help of a cross.

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8. What do you understand about quantitative inheritance? Give a few examples.

9. Explain the hardy weinberg principle. 

10. What do you understand by biosensors? Explain the applications of this technology in medical science. 

18. History

Section A: Project Work

Evolution of the early society.

AIM: - To know about the existence of the early society, it's clothes, stone tools used and their living.

OR

2. Focus on Roman Empire.

AIM: - To create awareness about the Features of Roman Empire.

Section B : Practice questions

. If you had lived in the Roman Empire, where you rather have lived-in the towns or in The countryside? Explain why?

2. Why do you think the Roman government stopped coining in silver? And which metal did it began to use for the production of coinage?

3. Go through the chapter carefully and pick out some basic features of Roman Society and economy which you think makes it look quite modern.

4. How army was the most important key institution of imperial rule in the Roman Empire?

5. How had the Roman survived their lives during famine?

6. What was the typical form of marriage in the third century of Rome?

7. How was the economic condition in the early Roman Empire?8. What do you mean by Polytheist?

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9. Why do you think that the condition of slaves in Roman Empire was better than daily wages labourer? Justify accordingly.

10. What do you think about the importance of Latin and Greek languages in Roman Empire?

11. Explain the system of administration governed by politicians of senatorial rank in Rome.

12. What was the policy of education in Roman Empire?

13. How was the infrastructure during Roman Empire?

14.How was economic scenario of the Roman empire?


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