LilE3034 LilE3034

26-02-2024
Physics

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A bus is moving with a velocity of 5 m/s towards a huge wall. the driver sounds a horn of frequency 165 Hz. If the speed of sound in air is 355 m/s, the number of beats heard per second by a passenger on the bus will be approximately,

A. 6
B. 5
C. 3
D. 4

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