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March 27, 2015

March 27, 2015

Posted by **Anonymous** on Monday, April 9, 2012 at 10:37pm.

- physics -
**drwls**, Tuesday, April 10, 2012 at 6:46amThe frequency difference is 5.1 Hz

(1 + V/a)*f - f = (V/a)*f = 5.1

a is the sound speed (340 m/s), and

V = 14 m/s

Solve for f.

f = 124 Hz

I did not use the exact formula for a doppler-shifted moving source, but this should be close enough.

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