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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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Topics: Gravitation
(63)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The force F acting on a particle of mass m is indicated by the force-time graph
- A magnet of length 10 cm and magnetic moment 1 A-m² is placed
- Two vessels separately contain two ideal gases A and B at the same temperature,
- A proton and helium nucleus are shot into a magnetic field at right angles to the field
- In Young’s double slit interference experiment, using two coherent waves
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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