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The driver of a car travelling with speed `30ms^-1` towards a hill sounds a horn of frequency 600 Hz. If the velocity of sound in air is `330ms^-1`, t

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The driver of a car travelling with speed `30ms^-1` towards a hill sounds a horn of frequency 600 Hz. If the velocity of sound in air is `330ms^-1`, the frequency of reflected sound as heard by driver is
A. 550 Hz
B. 555.5 Hz
C. 720 Hz
D. 500 Hz
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1 Answer

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Correct Answer - c
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