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MediumPhysicsNewton's Laws of Motion
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Block B of mass 100 kg rests on a rough surface of friction coefficient μ = 1/3. A rope is tied to block B as shown in figure. The maximum acceleration with which boy A of mass 25 kg can climb on rope without making block to move is
A
4g/3
B
g/3
C
g/2
D
3g/4
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