Friday
November 28, 2014

Homework Help: physics

Posted by aris on Sunday, January 13, 2013 at 4:05am.

a red blood cell travels at a speed of 40 cm/s in a large artery. a sound with a frequency of 100 kHz enters a blood opposite the direction flow. calculate the frequency of sound reflected from the cell and detected by a receiver. (v = 1500 m/s)

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