Physics
(i) Define moment of force.
(ii) Write the relationship between the S.I. and C.G.S. unit of moment of force.
Force
ICSE 2020
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Answer
(i) The moment of force is equal to the product of the magnitude of the force and the perpendicular distance of the line of action of force from the axis of rotation.
(ii) The S.I. and C.G.S. unit of moment of force are related as follows —
1 N m = 105 dyne x 102 cm = 107dyne cm
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