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a uniform ladder of mass of mass 23 kg and length 3.8 m leans against wall...

a uniform ladder of mass of mass 23 kg and length 3.8 m leans against wall at an angle 65 degrees above the horizontal. the wall is a frictionless surface. the coefficient of static friction is 0.35. how far along the ladder can a 74 kg person go before the ladder begins to slip
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Answer #1

Nw N= 239+749 - 979 74g A Nw = MSN=0.35x97xg Now, balancing the moment of forces 23 about А MgN x Coso NwxL sino = 23 gx | ca

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