A person of 50 kg stands on a 25 kg platform. He pulls on the rope which is attached to the platform via the frictionless pulleys as shown in the figure. The platform moves upwards at a constant rate if the force with which the person pulls the rope is –
Text Solution
Verified by ExpertsThe correct answer is:
B
For the system to move at steady rate force should be zero.
3T = 750
T = 250 N
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