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A uniform ladder of length L and weight w is leaning against a vertical wall. The...

A uniform ladder of length L and weight w is leaning against a vertical wall. The coefficient of static friction between the ladder and the floor is the same as that between the ladder and the wall. If this coefficient of static friction is

μs = 0.585,

determine the smallest angle the ladder can make with the floor without slipping.

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Answer #1

from 2Fx=0 f.-12=0 fina. عمر =aة , = 0.7450 { fy=0 gives -Wtusn2=0 n-Wtus (Agni)=0 n = w = w It els H60.585) 22=0.585 (0.745

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