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Question: 42a police car is at a red light a car...

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42.A police car is at a red light. A car behind him foolishly tests his luck and runs the red light. The officer immediately flicks on his siren and begins to chase the car, accelerating at a rate of 1.5The frequency of the siren is 500Hz. If you are standing at the red light, what frequency do you percieve 6 seconds after the police officer began chasing the car? 8 m. 340 select 528H2 select 500Hz 8 472Hz select select 487Hz select 514Hz

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