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A whistle producing sound waves of frequ...

A whistle producing sound waves of frequencies 9500 Hz and is approaching a stationary person with speed `v ms^(-1)`. The velocity of sound in air is 300 `ms^(-1)` . If the person can hear frequencies upto a maximum of 10,000 Hz. The maximum value of 0 upto which he can hear the whistle is

A

`30 ms^(-1)`

B

`15sqrt(2) ms^(-1)`

C

`15sqrt(2) ms^(-1)`

D

`15 ms^(-1)`

Text Solution

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The correct Answer is:
D
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