As you stand on the street, an ambulance with a siren blasting initially rides t

Question

As you stand on the street, an ambulance with a siren blasting initially rides towards you, then passes you, and finally drives away Describe what happens at the exact moment the ambulance passes you and explain the reason for this. A. This phenomenon is described by the EKG effect. You think you hear one pitch but it has nothing to do with the pitch actually being emitted. B. This phenomenon is described by the EKG effect. The pitch you hear from the noise of the ambulance is lower when it rides towards than when it rides away. the shift occurs at the exact moment the ambulance passes you since it depends on the direction of the velocity, which abruptly switch from negative to positive. C. This phenomenon is described by the Doppler effect. The pitch you hoar from the noise of the ambulance is higher when it rides towards than when it rides away. The shift occurs at the exact moment the ambulance passes you since it depends on the direction of the velocity, which abruptly switch from negative to positive. D. This phenomenon is described by the Doppler effect. The pitch you hear from the noise of the ambulance depends on the distance of the source so when the ambulance is far the pitch is low and when it gets close the pitch is high.

Explanation / Answer

Correct option: C). This phenomenon is described by the Doppler Effect...............................

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