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The wave length of the sound produced by a source is 0.8m. If the source moves towards the stationary listner at `32 ms^(-1)` , what is the apparent wave length of sound if the velocity of sound is `320 ms^(-1)`

A

`0.32 m`

B

`0.4 m`

C

`0.72 m`

D

`0.80 m`

Text Solution

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The correct Answer is:
C
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