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प्रश्न
It is easier to open the door by pushing it at its free end.
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उत्तर
Moment of force is a product of force and perpendicular distance.
Torque is defined as Force x distance. Larger the distance from the fixed axis or hinge, larger the torque and hence it is easier to open the door
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संबंधित प्रश्न
Moment of force =............... × distance of force from the point of turning.
SI. unit of moment of force is
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