1.

A man of mass M stands on the floor of a box of mass m as shown in figure. Heraises himself and the box with an acceleration a g/3 by means of a rope goingover a fixed frictionless pulley. If the mass of the rope is negligible compared to "(M + m) and if M 2m, the tension in the rope will be5.A) 2 mg2mgB)C) mg4mgD)

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