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A speeding motorcyclist sees traffic jam ahead him. He slows down to 36 km hour⁻¹. He finds that traffic has eased and a car moving ahead of him at 18 km hour⁻¹ is honking at a frequency of 1392 Hz. If the speed of sound is 343 m s⁻¹, the frequency of the honk as heard by him will be
Options
(a) 1332 Hz
(b) 1372 Hz
(c) 1412 Hz
(d) 1454 Hz
Correct Answer:
1412 Hz
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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(80)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Fission of nuclei is possible because the binding energy per nucleon in them
- In a series resonant LCR circuit, the voltage across R is 100 volts and R =1kΩ
- The motion of a particle along a straight line is described by equation
- Which one of the following is a vector?
- A rocket is fired upward from the earth surface such that it creates an acceleration
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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