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Class 11 NEET Physics Waves Questions Questions

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Question : 29 of 96

Marks: +1, -0

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 honking at a frequency of

1392

Hz. If the speed of sound is

343

m/s, the frequency of the honk as heard by him will be:

$1332$ Hz
$1372$ Hz
$1412$ Hz
$1454$ Hz

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