1.

A ladder rests against a frictionless vertical wall, with its upper end 6m above the ground and the lower end 4m away from the wall. The weight of the ladder is 500 N and its C. G. at 1/3rd distance from the lower end. Wall's reaction will be, (in Newton)                            [AMU (Med.) 2000]

A.             111     
B.             333
C.             222     
D.             129
Answer» B.             333


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