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प्रश्न
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उत्तर
The turning effect produced by a force on a rigid body about a point, pivot or fulcrum is called the moment of force or torque. It is measured by the product of force and the perpendicular distance of the pivot from the line of action of force.
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संबंधित प्रश्न
When does a force do work?
State and define the S.I. unit of work.
Differentiate between work and power.
A body, when acted upon by a force of 10 kgf, gets displaced by 0.5 m. Calculate the work done by the force, when the displacement is (i) in the direction of force, (ii) at an angle of 60° with the force, and (iii) normal to the force. (g = 10 N kg-1)
Name the quality which is measured in kW.
What do you mean by equilibrium of a body?
What is the work done when the force on the object and the displacement of the object are perpendicular to each other?
Derive a relation between the S.I. and C.G.S. unit of force.
