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The speed of sound in air at a given temperature is 350 m/s. An engine blows whistle at a frequency of 1200 cps. It is approaching the observer with velocity 50 m/s. The apparent frequency in cps heard by the observer will be
detailed solution
Correct option is C
n'=n vv−vs=1200 ×350350−50=1400 cpsTalk to our academic expert!
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