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(4) . Two blocks A and B of masses 5 kgrespectively rest on a smooth horizontal surfacewith B over A. The coefficient of friction betweenand B is 0.5. The maximum horizonta(in kg wt.) that can be applied to A, so that therwill be motion of A and B without relative slipping,(2) 2.5(3) 4

Answer» (4) . Two blocks A and B of masses 5 kgrespectively rest on a smooth horizontal surfacewith B over A. The coefficient of friction betweenand B is 0.5. The maximum horizonta(in kg wt.) that can be applied to A, so that therwill be motion of A and B without relative slipping,(2) 2.5(3) 4


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