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Question 14 (1 point) A police car is travelling at 70.0 km/h toward a stationary car (observer). The frequency of the siren on the car

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Question 14 (1 point) A police car is travelling at 70.0 km/h toward a stationary car (observer). The frequency of the siren on the car is 750.0 Hz. What is the frequency detected by the observer as the police approaches? The air temperature is 1.0 . C. 343.2 Hz 796.6 Hz 619.5 Hz O 750.0 Hzsource observer source VS O O Source at rest Source moving with some velocity

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