Thursday
April 24, 2014

Homework Help: physics

Posted by I need help on Sunday, April 10, 2011 at 1:09pm.

A ladder of mass 39.0 kg and length 3.18 m is leaning against a wall at an angle θ. The coefficient of static friction between ladder and floor is 0.298; assume that the friction force between ladder and wall is zero. What is the maximum value that θ can have before the ladder starts slipping?

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