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A man sitting in a moving train hears th...

A man sitting in a moving train hears the whistle of the engine. The frequency of the whistle is 600 Hz

A

The apparent frequency as heard by him is smaller than 600 Hz

B

The apparent frequency is larger than 600 Hz

C

The frequency as heard by him is 600 Hz

D

none of the above

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The correct Answer is:
C
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