a railroad locomotive is a rest with its whistle blowing, the starts moving toward you.?

0 ⤊

a railroad locomotive is a rest with its whistle blowing, the starts moving toward you.?

does the frequency you hear increase, decrease, or stay the same?
does the wavelength increase, decrease, or stay the same?
does the speed of sound in the air between you and the locomotive increase, decrease, or stay the same?

2006-12-12 14:43:51 · 2 answers · asked by Mai N 1 in Science & Mathematics ➔ Physics

2 answers

The frequency increases, the wavelength decreases and the speed of sound stays the same. This is the doppler effect.

2006-12-12 14:45:45 · answer #1 · answered by Geoff S 6 · 0⤊ 0⤋

a) frequency will develop b) wavelength gets shorter by using fact the prepare will develop its velocity in direction of you c) the linked fee of sound is often consistent classic occasion of Doppler result. in fact, they use this occasion interior the link I presented

2016-12-30 08:16:18 · answer #2 · answered by Anonymous · 0⤊ 0⤋