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MHT CET Physics question

PhysicsSystems of Particles and Rotational MotionMHT CET

A door 1.2 m wide requires a force of 1 N to be applied perpendicular at the free end to open or close it. The perpendicular force required at a point 0.2 m distant from the hinges for opening or closing the door is [MHTCET 2023]

Answer: (A)

Solution

The same torque is needed: , so N; 1.2 N

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Question ID VK-062522