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Physics MCQs with Answers


This is Physics MCQs section with detailed explanations for preparation of screening tests, interviews for government jobs. In this section candidate will learn MCQs on variety of topics from the subject.

  1. 61 The distance between any two consecutive crests or troughs is called____________________
    1. frequency

    2. period

    3. Wave length

    4. phase difference

    See Answer

    Added By: Ak Aamir

  2. 62 In vibrating cord the points where the amplitude is maximum, are called ___________________
    1. antinodes

    2. nodes

    3. troughs

    4. crests

    See Answer

    Added By: Ak Aamir

  3. 63 A stationary wave is set up in the air column of a closed pipe. At the closes end of the pipe _____________________
  4. 64 According to Newton sound travel in air under the conditions of_____________________
    1. adiabatic

    2. isothermal

    3. isobaric

    4. isochoric

    See Answer

    Added By: Ak Aamir

  5. 65 Velocity of sound in vacuum is ____________________
    1. 332 ms-1

    2. 320 ms-1

    3. Zero

    4. 224 ms-1

    See Answer

    Added By: Ak Aamir

  6. 66 The velocity of sound is greatest in___________________
    1. Water

    2. air

    3. copper

    4. ammonia

    See Answer

    Added By: Ak Aamir

  7. 67 The velocity of sound in air would become double than its velocity at 0C at temperature
    1. 313C

    2. 586C

    3. 819C

    4. 1172C

    See Answer

    Added By: Ak Aamir

  8. 68 Ultrasonic have__________________
  9. 69 The number of beats produced per second is equal to____________________
  10. 70 Silence zone takes place due to____________________
    1. constructive interference

    2. destructive interference

    3. beats

    4. resonance

    See Answer

    Added By: Ak Aamir