Sunday
April 20, 2014

Homework Help: Physics

Posted by Sam on Thursday, March 7, 2013 at 8:13pm.

A 90kg stuntman falls from a
building that is 80 meters tall. (Vo = 0)Fortunately, the stuntman is attached
to a cable that is wrapped around a flywheel (massive spool), with a radius of 0.5m. If the man takes 8 seconds to reach the ground:
(a) what is the moment of inertia of the flywheel?
(b) What is the moment inertia if the radius of the wheel was 1m?
(c) What is the mass of the flywheel in each case?

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