October 7, 2015

Homework Help: Physics (Difficult)

Posted by Alex on Friday, October 19, 2012 at 9:48am.

A uniform rectangular bar with cross-section 66 mm x 54 mm and of length 1.7 m has mass 16kg. It pivots about an axis prependicular to the wider face. The axis is equidistant from the edges and 170 mm from one end. What is the relevant second moment of mass?

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