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A source of sound of frequency 256 Hz is moving rapidly towards a wall with a velocity of 5 m/s. The speed of sound is 300 m/s. If the observer is between the wall and the source, then beats per second heard will be
Options
(a) 7.8 Hz
(b) 7.7 Hz
(c) 3.9 Hz
(d) Zero
Correct Answer:
7.8 Hz
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Waves
(80)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The dimensions of mobility of charge carriers are
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- A proton carrying 1 MeV kinetic energy is moving in a circular path of radius
- Sound waves travel at 350m/s through a warm air and at 3500 m/s through brass
- The momentum is most closely related to
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Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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