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July 5, 2015

Homework Help: Physics

Posted by Anonymous on Monday, October 1, 2012 at 8:46pm.

Sam, whose mass is 80kg , takes off across level snow on his jet-powered skis. The skis have a thrust of 220N and a coefficient of kinetic friction on snow of 0.1. Unfortunately, the skis run out of fuel after only 8.0s.

a) What is Sam's top speed?

b) How far has Sam traveled when he finally coasts to a stop?

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