A public-address system emits a 500 Hz tone

PHYSICS · Subjective · AP · Physics 2: Algebra-based · Waves Sound and Physical Optics · Waves Sound and Physical Optics

Problem

A public-address system emits a 500 Hz tone. Farther down the street, a jogger running in a straight line registers the tone at a lower frequency than 500 Hz. Explain what this indicates about the relative motion of the jogger and the loudspeaker.

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