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August 20, 2014

Homework Help: physics

Posted by bob on Tuesday, January 20, 2009 at 7:20pm.

person stands a distance of 0.300 meters from the right end of a 2.00 meter long uniform platform that is supported by two posts, one at each end. The board has a mass of 20.0 kg and the person's mass is 75.0 kg.

a. determine the force exterted on the board by the post on the left end.

b. determine the force exerted on the board by the post on the right end.

I got 21.25 for F left and -73.75 for F right.
Is that right?

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