February 23, 2017

Homework Help: physics

Posted by Julius on Saturday, February 19, 2011 at 4:52pm.

The alarm at a fire station rings and a 87-kg fireman, starting from rest, slides down a pole to the floor below (a distance of 3.9 m). Just before landing, his speed is 1.3 m/s. What is the magnitude of the kinetic frictional force exerted on the fireman as he slides down the pole?

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