A block A of mass 4 kg is placed on another block B of mass 5 kg, and – McqOptions

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1.	A block A of mass 4 kg is placed on another block B of mass 5 kg, and the block B rests on a smooth horizontal table. If the minimum force that can be applied on A so that both the blocks move together is 12 N, the maximum force that can be applied to B for the blocks to move together will be:
A.	30 N
B.	25 N
C.	27 N
D.	48 N
Answer» D. 48 N

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