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A speeding motorcyclist sees traffic jam...

A speeding motorcyclist sees traffic jam ahead of him. He slows down to 36 km/hour. He finds that traffic has eased and a car moving ahead of him at 18 km/hour is horning at a frequency of 1392 Hz. If the speed of sound is 343 m/s.The frequency of the horn as heard by him will be

A

1332 Hz

B

1375 Hz

C

1412 Hz

D

1454 Hz

Text Solution

Verified by Experts

The correct Answer is:
C
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