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Waves Test - 5...

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  • Question 1
    4 / -1

    A point source emits sound equally in all directions in a non-absorbing medium. Two points P and Q are at distances of 2m and 3m respectively from the source. The ratio of the intensities of the waves at P and Q is

  • Question 2
    4 / -1

  • Question 3
    4 / -1

    Sound waves transfer

  • Question 4
    4 / -1

    If the speed of a wave doubles as it passes from shallow water into deeper water, its wavelength will be

  • Question 5
    4 / -1

    The angle between particle velocity and wave velocity in a transverse wave is

  • Question 6
    4 / -1

    A boat at anchor is rocked by waves whose crests are 100 m apart and velocity is 25 ms -1. The boat bounces up once in every

  • Question 7
    4 / -1

  • Question 8
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    Compressional wave pulses are sent to the bottom of sea from a ship and the echo is heard after 2 s. If bulk modulus of elasticity of water is 2 × 109 Nm-2 and mean temperature is 4°C, then the depth of the sea will be

  • Question 9
    4 / -1

    At a certain instant, a stationary transverse wave is found to have maximum kinetic energy. The appearance of string at that instant is

  • Question 10
    4 / -1

    If sound wave travel from air to water, which of the following remains unchanged?

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