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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
- 1 Wb/m² equal to
- A particle of masses m is thrown upwards from the surface of the earth, with a velocity u
- A wire of one metre length carries a constant current. The wire is bent to form
- A thin prism of angle 15⁰ made of glass of refractive index µ₁ = 1.5 is combined
- A high altitude, a body explodes at rest into two equal fragments with one fragment
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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