February 23, 2017

Homework Help: physics(check my work)

Posted by phys on Saturday, April 3, 2010 at 12:53am.

A 60.0 kg person bends his knees and then jumps straight up. After his feet leave the floor, his motion is unaffected by air resistance and his center of mass rises by a maximum of 14.9 cm. Model the floor as completely solid and motionless.

a)With what momentum does the person leave the floor? kg-m/s up

b)With what kinetic energy does the person leave the floor?

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