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JEE Advanced 2020 Concept Recapitulation Test 4 Paper 1

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Question : 5

Total: 54

A cube of side 1m and mass 1kg is pulled by a force F acting along the central line so that it slides with an acceleration of 1m∕s2 on a rough surface (µ=0.1). Consider a point O on the rough surface. Then

Torque of force F about O is 1N−m
Torque of force F about O is ‌
1
2
N−m
Torque of all forces acting on the cube about O is ‌
1
2
N−m
Torque of all forces acting on the cube about O is 1N−m

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