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July 23, 2014

Homework Help: physics help

Posted by nadia on Saturday, November 27, 2010 at 6:19pm.

A uniform plank of length 5.1 m and weight 235 N rests horizontally on two supports, with 1.1 m of the plank hanging over the right support (see the drawing). To what distance x can a person who weighs 458 N walk on the overhanging part of the plank before it just begins to tip?


this is the Drawing:

0 (person)
---------------------
^ ^ (d = 1.1 from lever to edge)

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