Practice test

Oscillation and waves - Test Set 3

Review 20 exam-focused questions with detailed explanations, then start the interactive test when you are ready.

20 questions

Questions and explanations

  1. Question 1

    The waves used in sonography are:
    1. Micro waves
    2. Infra-red waves
    3. Sound waves
    4. Ultrasonic waves
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  2. Question 2

    The electromagnetic waves travel with a velocity of:
    1. Velocity of sound
    2. Velocity of light
    3. Velocity greater than that of light
    4. Velocity less than that of light
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  3. Question 3

    The waves used in radar are:
    1. Infrared waves
    2. Ultrasonic waves
    3. Radio waves
    4. Microwaves
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  4. Question 4

    Which of the following is the correct order of the electromagnetic spectrum in terms of increasing wavelength?
    1. Microwave, Infrared, Visible, X-Rays
    2. X-Rays, Visible, Infrared, Microwave
    3. Visible, Infrared, Microwave, X-Rays
    4. X-rays, Infrared, Visible, Microwave
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  5. Question 5

    Which of the following supports particle nature of photons?
    1. Diffraction
    2. Polarization
    3. Photoelectric effect
    4. Interference
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  6. Question 6

    Matter waves are ______.
    1. De Broglie waves
    2. Electromagnetic waves
    3. Transverse waves
    4. longitudinal waves
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  7. Question 7

    Which electromagnetic radiation is used for satellite communication?
    1. Ultraviolet
    2. Infrared
    3. Microwave
    4. Millimeter wave
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  8. Question 8

    The radiation initially produced in fluorescent tube is ______.
    1. Infrared
    2. Ultraviolet
    3. Microwaves
    4. X-Rays
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  9. Question 9

    Waves that are required for long distance wireless communication are ______.
    1. Infrared Rays
    2. Ultraviolet Rays
    3. Radio waves
    4. Microwaves
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  10. Question 10

    Ultra violet radiations of the Sun do not reach the earth because, earth's atmosphere is surrounded by ______.
    1. Carbon dioxide
    2. Ammonia
    3. Chlorine
    4. Ozone
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  11. Question 11

    Which of the following electromagnetic radiations has the maximum energy?
    1. Visible light
    2. Infrared
    3. Ultraviolet rays
    4. X-rays
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  12. Question 12

    The waves used in common TV remote control are:
    1. X-ray
    2. Ultraviolet ray
    3. Infrared ray
    4. γ-ray
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  13. Question 13

    Which one among the following waves bats use to detect the obstacles in their flying path?
    1. Infrared waves
    2. Electromagnetic waves
    3. Radio waves
    4. Ultrasonic waves
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  14. Question 14

    Which one of the following wave does not belong to the category of the other three?
    1. X-rays
    2. Microwaves
    3. Sound waves
    4. Radio waves
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  15. Question 15

    What is the motion which repeats itself after regular interval of time?
    1. Periodic Motion
    2. Simple Harmonic Motion
    3. Undamping Motion
    4. Vibratory Motion
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  16. Question 16

    Which of the following waves has the highest frequency?
    1. Radio
    2. Infrared
    3. Microwaves
    4. Gamma-rays
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  17. Question 17

    ______ are used for communication in artificial satellites.
    1. Infrared waves
    2. Radio waves
    3. Ultraviolet (UV) rays
    4. Amplitude Modulation (A.M.) waves
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  18. Question 18

    What is the distance between a crest and a consecutive trough in a transverse wave?
    1. Wavelength
    2. Amplitude
    3. Half of the wavelength
    4. Twice of wavelength
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  19. Question 19

    Which one of the following is not a property of electromagnetic waves?
    1. Electromagnetic waves do not show interference and diffraction.
    2. Oscillating electric field and magnetic field are perpendicular to each other.
    3. Electromagnetic waves are transverse waves
    4. Electromagnetic waves do not require a medium to propagate.
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  20. Question 20

    The time taken by a pendulum to complete one oscillation is called its?
    1. Maximum speed
    2. Average speed
    3. Time period
    4. Time interval
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