Q# 03 An ambulance moving at 42 m/s sounds its siren whose frequency is 450 Hz. A car is moving in the same direc- tion as the ambulance at 25 m/s. What frequency does a person in the car hear (a) as the ambulance approaches the car? (b) After the ambulance passes the car?
Q# 03 An ambulance moving at 42 m/s sounds its siren whose frequency is 450 Hz. A car is moving in the same direc- tion as the ambulance at 25 m/s. What frequency does a person in the car hear (a) as the ambulance approaches the car? (b) After the ambulance passes the car?
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Transcribed Image Text:Q# 03
An ambulance moving at 42 m/s sounds its siren whose
frequency is 450 Hz. A car is moving in the same direc-
tion as the ambulance at 25 m/s. What frequency does a
person in the car hear (a) as the ambulance approaches
the car? (b) After the ambulance passes the car?
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