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QUESTION
a car approaches a stationary police car at 32 m/s. the frequency of the siren is 600 Hz. what is the frequency heard by an observer in the moving
a car approaches a stationary police car at 32 m/s. the frequency of the siren is 600 Hz. what is the frequency heard by an observer in the moving car as he approaches the police car ? ( assume the velocity of sound in air is 343 m/s )
