FORM 5 Chapter 1 Waves

Electromagnetic Waves

EXERCISE 1.10

1. MLK09Q33 Which is not an electromagnetic wave?A Ultraviolet wavesB X-raysC Sound waveD Infrared radiation

2. PRK11Q28 Which of the following component in the electromagnetic spectrum has the shortest wavelength?A Gamma ray B X- rayC Ultraviolet ray D Microwave

3. PRL11Q30 Which of the following statements is false about electromagnetic waves?A They are transverse waves.B They did not need medium to travel.C They have both magnetic fields and electric fields.D The velocity of the waves is influenced by the wavelength.

4. TIMES11Q33 Diagram shows the spectrum of electromagnetic waves.

Which of the following statement is true?A All electromagnetic waves can be deflected by magnetic field.B All electromagnetic waves can be deflected by electric field.C All electromagnetic waves are transverse waves.D All electromagnetic waves travelled with the same speed in glass.

5. KDH11Q34 Which statement is not property of electromagnetic waves?A Travels at a speed of lightB Obeys at a speed of lightC Requires a medium to propagateD Can undergoes interference

6. TRG11Q30 Which of the following statements is true about electromagnetic waves?A They are longitudinal waves.B They are waves that require a medium to travel.C The velocity of the waves is influenced by the wavelength.D They consist of both magnetic field and electric fields.

7. KLT11Q34 Which of the following has longer wavelength than light wave?A Gamma rayB UltravioletC X-rayD Infrared

8. MRSM10Q33 Which of the following characteristics of microwave makes it suitable to be used in satellite communication?A It is neutral.B It has high frequency.C It has a long wavelength.D It needs a medium to propagate.

9. MLK09Q37 Which form of radiation is suitable to use for security inspection purpose to scan the content of luggage at the airport?A Infrared rays B X-raysC Radio Waves D Gamma rays10. MRSM11Q31 Diagram shows a technology used by fisherman to catch more fish.

What is the wave used?A Water waveB Engine’s sound waveC Ultrasonic waveD Infrasonic wave

11. MRSM11Q32 The Global Positioning System (GPS) is used to provide reliable location.Microwaves is suitable to be used in GPS compared to radio waves because microwavesA has longer wavelengthB can travel through vacuum more easilyC can penetrate the atmosphere more easilyD gives more energy to the water molecules in air

12. PHG11Q34 Which type of waves is used to send telephone signals to and from a satellite?A infra-red wavesB microwavesC light wavesD sound waves

13. KLT11Q29 Diagram shows an image of an unborn baby obtained by using an ultrasound.

What is the wavelength of the ultrasound in mother’s womb?[The frequency of the ultrasound used is 2 x 106 Hz and the speed of the ultrasound in the body is 1500 ms-1] A 7.5 x 10-6 mB 7.5 x 10-4 mC 7.5 x 104 mD 7.5 x 105 m

14. PNG10Q34 Radio waves, visible light and X-rays are all part of the electromagnetic spectrum.What is the correct order of increasing wavelength?Shortest longest

15. JHR11Q33 Diagram shows the spectrum for electromagnetic waves.

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FORM 5 Chapter 1 Waves

What is the name of the electromagnetic waves J, K and L?

16. NS11Q34 Table 2 below shows the part of electromagnetic waves spectrum.

The position of the visible light is A between gamma rays and ultraviolet raysB between infrared rays and ultraviolet raysC between microwave and infrared raysD between ultraviolet rays and X-rays

17. KLT10Q33 Diagram 24 shows the spectrum of the electromagnetic waves.

The parts labeled R, S and T areA X-ray, Infrared, Radio waveB Infrared, X-ray, Radio waveC Radio wave, Infrared, X-rayD X-ray, Radio wave, Infrared

18. KL10Q34 Radio waves, visible light and X-rays are all part of the electromagnetic spectrum.What is the correct order of increasing wavelength?

19. MLK102Q28 Diagram shows a cooking utensil. Which type of wave is used by the cooking utensil to cook food?

A InfraredB UltravioletC Gamma raysD Microwaves

20. MLK102Q31 Diagram shows an electromagnetic spectrum.

Which of the wave A, B, C or D has the longest wavelength?21. PHG10Q34 Diagram 20 shows the wavelength of electromagnetic waves spectrum.

22. SLG10Q35 Diagram shows P, Q, R and S as components of an electromagnetic spectrum.

Which of the following is true for P, Q, R and S?

23. PPTSBP11Q39 Diagram shows a signal is transmitted from a radar to detect the position of an aeroplane.

Which of the following type of waves is most suitable to be used?A InfraredB UltrasonicC MicrowaveD Light wave

24. PPTTRG11Q45 What type of electromagnetic waves is used on a remote control?A Gamma rayB Ultraviolet raysC MicrowavesD Infrared rays

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