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The property of a medium necessary for w...

The property of a medium necessary for wave propagation is -

A

its inertia

B

Its elasticity

C

Its low resistance

D

All of above

Text Solution

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The correct Answer is:
D
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Knowledge Check

  • As a wave propagates

    A
    the wave intensity remains constant for a plane wave
    B
    the wave intensity decrease as the inverse square of the distance frome the source for a spherical wave
    C
    the wave intensity decrese as the inverse of the distance frome a line source
    D
    total power of the spherical wave over the spherical surface centred at the source remains constant at all the times

  • As a wave propagates,

    A
    (a) the wave intensity remains constant for a sine wave
    B
    (b) the wave intensity decreases as the inverse of the distance from the source for a spherical wave
    C
    (c ) the wave intensity decreases as the inverse square of the distance from the source for a spherical wave
    D
    (d) total intensity of the spherical wave over the spherical surface centered at the source remains constant at all times.

  • Ground wave propagation is suitable for

    A
    low frequency and medium frepuency
    B
    high frequency
    C
    ultra frequency
    D
    infrafrequency

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