What happens to the frequency and pitch of sound if the object making the sound moves away from you?

Question

Physics

Christian Rich

12 August, 23:43

What happens to the frequency and pitch of sound if the object making the sound moves away from you?

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Elian Middleton · Answer 1

If you and the source of sound are moving apart, then the pitch (frequency) you hear is lower than the pitch (frequency) that's actually leaving the source.

It doesn't matter whether you or the source is the one moving, only that the distance between you is increasing.