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A 50 kg person stand on a 25 kg platfor...

A `50 kg` person stand on a `25 kg` platform. He pulls on the rope which is connected to the rope which is attached to the platform `via` the frictionless pulley as shown in the figure. The platform moves upwards at a steady rate if the force with which the person pulls the rope is

A

500 N

B

250 N

C

25 N

D

50 N

Text Solution

Verified by Experts

The correct Answer is:
B


F.B.D. of man and platform
`2T+N=25g`
`3T=750`
`N+T=50g`
`T=250N`
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