Question

Because of the Doppler effect, sounds coming from a moving source

Question 6 options:

A seem louder than if the source were not moving.


B are of a higher frequency if the source is moving away from the observer.


C have a lower frequency if the source is moving toward the observer.


D have a higher frequency if the source is moving toward the observer.

Answer 1

C have a lower frequency if the source is moving toward the observer.
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