a rocket is moving at a speed 220 m/s towards stationary target wave of frequency 1200hz calculate sound detected by targey
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Speed of rocket (source) Vs = 200m/s
Speed of sound in air Vsound =330m/s
Original frequency of sound f0 =1200 Hz
Apparent frequency of sound heard by the stationary target,
f′ = f0 [ Vsound / Vsound - Vs ]
f' = 1200 [ 330 / 330 - 200]
f' = 3046.15 Hz
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