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How does the sound produced by a vibrati...

How does the sound produced by a vibrating object in a medium reach your ear?

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Knowledge Check

  • The velocity of sound produced by a vibrating body varies -

    A
    directly as the sq . Root of density of the medium
    B
    inversely as the density of the medium
    C
    directly as the sq. root of frequency of the medium
    D
    inversely as the frequency of the medium

  • Assertion (A): The loudness of sound produced by the vibrating body can be increased. Reason (R): The loudness of sound by the vibrating body depends on the amplitude of vibration and also the surface area.

    A
    A and R are true and R is the correct explanation of A.
    B
    A and R are true, but R is not the correct explanation of A.
    C
    A is true but R is false.
    D
    Both A and R are false.

  • Assertion (A) : The pitch of the sound produced by the vibrating string can be changed. Reason (R) : The pitch of the sound can be changed by changing the length, tension and thickness of the vibrating string.

    A
    Both A and R are correct and R is the correct explanation of A.
    B
    Both A and R are correct but R is not the correct explanation of A.
    C
    A is correct and R is incorrect.
    D
    Both A and R are incorrect.

    • Similar Questions

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    Which of the following statements are false? Give reason. (i) Sound is produced by vibrations. (ii) Sound requires a medium for propagation. (iii) Light and sound both require a medium for propagation. (iv) Sound travels slower than light.

    Assertion (A): The pitch of the sound produced by the vibrating string can be changed. Reason (R): The pitch of the sound can be changed by changing the length, tension and thickness of the vibrating string.

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