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An explosion takes place at the bottom o...

An explosion takes place at the bottom of a lake. Will the shock waves in the water be longitudinal or transverse?

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The correct Answer is:
Shock wave is a longitudinal wave. However, it travels with a speed which is greater than the speed of a longitudinal wave of normal intensity.
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Knowledge Check

  • A point source of light is placed at the bottom of a water lake. If the area of the illuminated circle on the surface is equal to 3 times the square of depth of the lake, the refractive index of water.

    A
    `sqrt(pi+1)`
    B
    `sqrt(pi/3 +1)`
    C
    `pi/3 +1`
    D
    `pi/4 +1`

  • A wooden block is taken to the bottom of a lake of water and then released, it rise up with a

    A
    constant acceleration
    B
    Decreasing acceleration
    C
    Constant velocity
    D
    Decreasing velocity

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