Date post: | 02-Jun-2018 |
Category: |
Documents |
Upload: | sapientaqqq |
View: | 219 times |
Download: | 0 times |
of 47
8/10/2019 Set 6 Question
1/47
Practice Paper 6
Paper-I
Part-1 (physics)
Section-I
Straight Objective Type
Q1
Two identical isosceles prisms of small prism angle A andrefractive index are placed with their bases touching each othe
This system can act as a crude converging lens. Assuming a ray o
li ht i i id t i t h i ht f it b th f l
8/10/2019 Set 6 Question
2/47
Q3
A thunder cloud and the earths surface may be regarded as apai
of charged parallel plates separated by a distance
as shown. Th
capacitance of the system is C. When a lighting flash of mean
current I and time duration t occurs the electric field strength
between cloud and earth is reduced by
a.
b.
c.
8/10/2019 Set 6 Question
3/47
Q6
Two particle 1 and 2 move with constant velocities V1and V2. A
equal r1and r2. How must these four vectors be related for the pa
a. | | | |
b. | | | |
c. | | | |
d. | | | |
8/10/2019 Set 6 Question
4/47
Q9
A plate of mass M remains in equilibrium in air when n bullets ar
each bullet is m and it strikes the plate with speed v. if the coeffic
a. b. c. c.
Section-II
8/10/2019 Set 6 Question
5/47
Q11
Statement-1:
A uniform solid cylinder rolling with angular velocity along a p
Angular velocity of cylinder when it begins to roll up a wall is le
because
Statement-2:
After striking the vertical wall angular velocity increases.
a. Statement-1 is True, Statement-2 is True; Statement-2 is a corr
b. Statement-1 is True, Statement-2 is True; Statement-2 is not a
c Statement 1 is True Statement 2 is False
8/10/2019 Set 6 Question
6/47
Q13
Statement-1:
Ionization energy of atomic hydrogen is greater than atomic deut
Statement-2:
a. Statement-1 is True, Statement-2 is True; Statement-2 is a corr
b. Statement-1 is True, Statement-2 is True; Statement-2 is not a
c. Statement-1 is True, Statement-2 is False
d. Statement-1 is True, Statement-2 is True
Section-III
8/10/2019 Set 6 Question
7/47
Q16
The electric potential of the sphere:
a. remains unchanged
b. increases
c. decreases
d. cannot be found
M17-19: Paragraph for Question Nos. 17 to 19
Vectors are those which have both magnitude and direction and a
Unit vectors , and point along x, y and z- directions. It is veryhil d li ith t titi Th lt t t b
8/10/2019 Set 6 Question
8/47
Q19
A stone to a string of length is whirled in vertical circle. If its magnitude of the change in velocity as it reaches the horizontal p
a. b. c. d. Section-IV
8/10/2019 Set 6 Question
9/47
Q21
Circuit shown is a part of complicated circuit. The potential diffe
Column I Column II
a. Current in the circuit p. 4 Ab. Current through 1 resistor q. 3 A
c. Potential difference betweenand r. 12 Vd. Potential difference between and s. 24 V
8/10/2019 Set 6 Question
10/47
Q24
The room where you live is spread with a radioactive element.
Its half-life is 60 days. Its activity is 100 times the permissible va
After how many days will it be advisable to enter the room?
a. 10 days
b. 398 days
c. 600 days d. 39.8 days
Q25
8/10/2019 Set 6 Question
11/47
Q28
The time required for 99% of Ist order reaction to complete is 10
99% completion?
a. 100 min
b. 200 min
c. 300 min
d. 400 min
Q29
Which of the following will produce H2?
8/10/2019 Set 6 Question
12/47
Q31
The product of IwithO4- in alkaline medium is
a. I2
b. IO3
c. IO
d. IO4
Section-II
Assertion-Reason Type
8/10/2019 Set 6 Question
13/47
Q34
Statement-1:
Phenoxide ion is stronger base as compared to ethoxide ion.
because
Statement-2:
Phenol is stronger acid in comparison to ethanol.
a. Statement-1 is True, Statement-2 is True; Statement-2 is a corr
b. Statement-1 is True, Statement-2 is True; Statement-2 is not a
c. Statement-1 is True, Statement-2 is False
8/10/2019 Set 6 Question
14/47
Q36
The structure `A in keto form is
8/10/2019 Set 6 Question
15/47
8/10/2019 Set 6 Question
16/47
Section-IV
Matrix-Match Type
If the correct matches are
bubbled matrix should be as follows:
8/10/2019 Set 6 Question
17/47
Part-III (Mathematic
Section-I
Straight Objective Type
Q45
If then isa. b. c.
8/10/2019 Set 6 Question
18/47
Q48
Let be the fixed point (0, 4). And be a moving point Lperpendicular bisector of meet the y-axis at . The locus of tha. b. c. d. None of these
Q49
The number of tangents that can be drawn from the point (2, 3) to
8/10/2019 Set 6 Question
19/47
Q52
A variable plane passes through a fixed point and cuts thco-ordinates or the centre of the sphere passing through a. b.
c. d.
Q53
8/10/2019 Set 6 Question
20/47
Q55
Statement-1:
If
because
Statement-2
a. Statement-1 is True, Statement-2 is True; Statement-2 is a corr
b. Statement-1 is True, Statement-2 is True; Statement-2 is not a
8/10/2019 Set 6 Question
21/47
Section-III
Linked Comprehension Type
M58-60 : Paragraph for Question Nos. 58 to 60
The graph of a function f(x) in the first quadrant is said to be con
such a graph chord is above the curve. A graph which is not conv
following questions:
Q 58.
Let be the abscissae of two points in the first quadrant whicthena.
b. c for all
8/10/2019 Set 6 Question
22/47
Q 61.
For
Thus Which if the following is a superior inequality than
8/10/2019 Set 6 Question
23/47
Section-IV
Matrix-Match Type
If the correct matches are AP, AS, BQ, BR, CP, C
bubbled 5 x 5 matrix should be as follow
8/10/2019 Set 6 Question
24/47
Q 66.
Match the following :
a. The distance between circumcentre and Incentre
of triangle, the affixes of whose vertices areisp. 6
b. If 2nC4,2nC5,
2nC6 are in A.P then is q. 3c. On the maximum value of max{ }is r. 0d. If
then s. 7
8/10/2019 Set 6 Question
25/47
PaperII
Part-I (physics)
Section-I
Straight Objective Type
Q1
The ratio of de-Broglie wavelength of molecules of Hydrogen an
respectively is
a.
8/10/2019 Set 6 Question
26/47
Q3
Two wires and of same material but radii r1 and r2support a applied at the free end, then :
a. for string breaks before b. for string breaks before c. string breaks always firstd. for any of them may breakQ4
A plane mirror is made of glass slab of refractive index = 1.5, th
8/10/2019 Set 6 Question
27/47
Q6
Sliding contact in circuit shown, moves with uniform velocity
towards right. Value of resistance at an instant is 4 . Then at tha
instant
a. Current in the circuit 0.5A
b. Current in the circuit is greater than 0.5A
c. Current in the circuit is less than 0.5 A
d. There is a small current of 6mA in the circuit
Q7
A conducting ring of mass 2 kg and radius 0 5 m is placed on a s
8/10/2019 Set 6 Question
28/47
Q9
In as Isothermal expansion of ideal gas
a. b. c. the work done by gas is equal to heat supplied to the gas.
d. Section-II
Assertion-Reason Type
8/10/2019 Set 6 Question
29/47
Q12
Statement-1:
Rise of water level in capillary tube should be accounted vertical
which it has raised.
because
Statement-2:
More the radius, the rise will decrease for different liquids tested
a. Statement-1 is True, Statement-2 is True; Statement-2 is a corr
8/10/2019 Set 6 Question
30/47
Section-III
Linked Comprehension Type
M14-16: Paragraph for Question Nos. 14 to 16
A potentiometer wire of length 10 m shows null points shifted by
difference of 0.4 volt.
Q14
Potential gradient along the potentiometer wire is, (in V/m)
a.
8/10/2019 Set 6 Question
31/47
M17-19: Paragraph for Question Nos. 17 to 19
A particle of mass 3 kg is moving under the action of central forc
U(r) = 10 r3Joule.
Q17
For the particle to move in a circle of radius 10 m, the velocity is
a. 10 m/s
b. 1 m/s
c. 100 m/s
d 1000 /
8/10/2019 Set 6 Question
32/47
Section-IV
Matrix-Match Type
Q20
Column I Column II
a. Area between and a constant p. Uniform
8/10/2019 Set 6 Question
33/47
Part-II (Chemistry)
Section-I
Straight Objective Type
Q23
On heating one mole KCIO3, one mole of O2is formed. Calculate
mixture containing only KCI and KCIO4, KCIO4is obtained by p
a. 0.50
b. 0.25
c. 0.33
8/10/2019 Set 6 Question
34/47
Q26
KO2(Potassium superoxide) is used in oxygen cylinders in space
a. Absorbs CO2and increase O2content
b. Eliminates moisture
c. Absorbs CO2
d. Produces ozone
Q27
The Fischer projection formula of (+)-lactic acid is as
Which of the following is correct ?
8/10/2019 Set 6 Question
35/47
Q30
Which of the following are isotonic with one another ?
1. 0.15 M urea
2. 0.15 MCaCl2
3. 0.15 M MgSO4
4. 0.15 M glucose
a. (i) and (ii)
b. (i), (ii), (iii), (iv)
c. (i) and (iv)
8/10/2019 Set 6 Question
36/47
Q33
Statement-1:
The vapour pressure of water at 27 27C in a one litre closed flas
same amount of water in 3 L flask at 27C. because
Statement-2:
The pressure of gas at a particular temperature is inversely propo
a. Statement-1 is True, Statement-2 is True; Statement-2 is a corr
b. Statement-1 is True, Statement-2 is True; Statement-2 is not a
c. Statement-1 is True, Statement-2 is Falsed. Statement-1 is False, Statement-2 is True
Q34
8/10/2019 Set 6 Question
37/47
Section III
Linked Comprehension Type
For a particular ion to be deposited at cathode, it requires minimu
the electrodes. The minimum voltage required is called discharge
Increasing order of deposition of some metals:
Li+< K+< Ca2+< Na+< Mg2+< Al3+< Zn2+< Fe2+< Ni2+< H+