A source of sound of frequency 256 Hz is moving rapidly
towards a wall with a velocity of 5 ms-1. How many beats per
second will be heard if the sound travels at a speed of 330 m/s?
A. 19Hz
B. 7.88Hz
C. 10Hz
D. 7Hz
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Answered by
1
Answer:
Option: B
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Answered by
0
Answer:
option B, 7.88Hz
Explanation:
refer the image..hope this helps you
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