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April 18, 2014

Homework Help: college physics

Posted by peter on Friday, December 2, 2011 at 11:22am.

I don't know where to begin with this question. Could someone help me please?

A rod of mass 4.1 kg and length 1.6 m hangs from a hinge as shown in the figure below. The end of the rod is then given a "kick" so that it is moving at a speed of 5 m/s. How high will the rod swing? Express your answer in terms of the angle the rod makes with the vertical.

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