If a train approaches you (sitting in a bench) at a velocity of 35 m/s, what frequency will you hear as it sounds its wh

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answerhappygod
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If a train approaches you (sitting in a bench) at a velocity of 35 m/s, what frequency will you hear as it sounds its wh

Post by answerhappygod »

If a train approaches you (sitting in a bench) at a velocity of35 m/s, what frequency will you hear as it sounds its whistle at188 Hz?
Speed of sound = 345 m/s
188 Hz
170.7 Hz
209.2 Hz
202.7 Hz
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