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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
- A small block of super dense material has mass 3 x 10²⁴ kg.It is situated at a height
- A capacitor having a capacity of 2 μF is charged to 200V and then the plates
- With the decrease of current in the primary coil from 2 amperes to zero value
- A spring of spring constant 5 x 10³ Nm⁻¹ is streched intially by 5 cm from
- Find the fundamental frequency of a closed pipe if the length of air column is 42m.
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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