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Standard IX

Physics

Second Law of Motion

A 4 kg block ...

Question

A 4 kg block A is placed on the top of 8 kg block B which rests on a smooth table. A just slips on B when a force of 12 N is applied on A.Then the maximum horizontal force F applied on Bto make both A and B move together, is (a) 12 N (c) 36 N (b) 24 N (d) 48 N

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