Wednesday
April 16, 2014

Homework Help: Physics

Posted by Brandon on Sunday, May 20, 2012 at 4:27pm.

A rectangular plank with mass m kilograms measures x metres
wide by y metres high. It is clamped at its very left edge, one
third of the way down from the top, as shown. To keep the
plank level, the clamp must exert a torque of

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