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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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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The alternating current in a circuit is given by I=50 sin314t. The peak value
- At absolute temperature, the kinetic energy of the molecules
- For a parallel beam of monochromatic light of wavelength λ diffraction is produced
- The quantity having the same units in all systems of unit is
- When volume of a system is increased two times and temperature is decreased
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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