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May 27, 2015

Homework Help: physics

Posted by zb on Wednesday, April 16, 2014 at 10:29am.

A10m long ladder of mass 18kg leans against a frictionless wall. The ladder makes a 20 angle with the wall. The cofficient of friction between the ladder and the ground is 0.3. How far up the ladder can a 75kg man climb before the ladder slips?

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