Give an example of the frequency of sound increasing as the wavelength decreases.?

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Give an example of the frequency of sound increasing as the wavelength decreases.?

2007-03-01 13:20:00 · 2 answers · asked by thatsfunnybunny 2 in Science & Mathematics ➔ Physics

2 answers

Train horn passing by

2007-03-01 13:28:03 · answer #1 · answered by zebj25 6 · 0⤊ 0⤋

It's called the Doppler Effect.

Think of a person standing next to some tracks, with a train approaching. Suppose the train blows its whistle. The pitch of the whistle changes as the train varies its distance from that person.

The same applies to a car or an ambulance, for example.

2007-03-01 21:26:24 · answer #2 · answered by coolkid70 4 · 0⤊ 0⤋