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Sound Test - 39...

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  • Question 1
    1 / -0

    Sound waves produce echo due to

  • Question 2
    1 / -0

    When we say 'sound travels in a medium' we mean :

  • Question 3
    1 / -0

    In which of three media; air, water and steel, does sound travel the fastest?

  • Question 4
    1 / -0

    The nerve that carries the signals from the ear to the brains is called:

  • Question 5
    1 / -0

    The frequency of a given sound is $$1.5 kHz$$. How many vibrations does it complete in one second?

  • Question 6
    1 / -0

    A person, pressing his ear on the railway tracks can hear an approaching train. This is possible due to:

  • Question 7
    1 / -0

    A man standing in front of a vertical cliff fires a gun. He hears the echo after $$3$$ seconds. On moving closer to the cliff by $$82.5 m$$, he fires again. This time, he hears the echo after $$2.5$$ seconds. Calculate the velocity of sound.

  • Question 8
    1 / -0

    When a tuning fork was struck and brought near a bucket of water, a wave as shown in figure was formed on its surface. If the fork is struck much harder and brought near the surface, what will increase?

  • Question 9
    1 / -0

    What happens when sound strikes a surface?

  • Question 10
    1 / -0

    Quality of sound is used to distinguish between:

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