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A siren emitting sound of frequency 800 Hz is going away from a static listener with a speed of 30 m/s. The frequency of sound heard by listener is (velocity of sound = 300 m/s)
Options
(a) 727.3 Hz
(b) 481.2 Hz
(c) 644.8 Hz
(d) 286.5 Hz
Correct Answer:
727.3 Hz
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The Priniple of LASER action involves
- A particle falls towards earth from infinity. Its velocity on reaching the earth
- A machine gun fires 10 bullets/s,each of mass 10 g,the speed of each bullet
- A total charge of 5µC is distributed uniformly on the surface of the thin walled
- A magnet of length 10 cm and magnetic moment 1 A-m² is placed
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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