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On a smooth table two blocks of masses 2.5kg and 1.5kg are placed one over the other as shown in figure. If the coefficient of static friction between two blocks is 0.2, the maximum horizontal force to be applied on the lower block so that the two blocks move together is (g = `ms^(-2)`)

A

8 N

B

5 N

C

3 N

D

16 N

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The correct Answer is:
A
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