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Sound travels in rocks in the form of bo...

Sound travels in rocks in the form of both longitudinal and transverse waves, but in air, sound travels only in the form of longitudinal waves'. Explain

Text Solution

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Longitudinal waves are possible in those media which resist change in volume. Transverse waves are possible in those media which resist change in shape.
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Knowledge Check

  • Sound travels in air if:

    A
    particles of medium travel from one place to another
    B
    there is no moisture in the atmosphere
    C
    disturbance moves
    D
    both particles as well as disturbance travel from one place to another.
  • Sound waves in the air are always longitudinal because

    A
    Of the inherent characteristics of sound waves in air
    B
    Air does not have a modulus of rigidity
    C
    Air is a mixture of several gases
    D
    Density of air is very small
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