Engineering Mechanics
The point, through which the whole weight of the body acts, irrespective of its position, is known as

Center of mass
Moment of inertia
Center of gravity
Center of percussion

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Engineering Mechanics
The moment of a force

Is the turning effect produced by a force, on the body, on which it acts
Is equal to twice the area of the triangle, whose base is the line representing the force and whose vertex is the point, about which the moment is taken
All of these
Is equal to the product of force acting on the body and the perpendicular distance of a point and the line of action of the force

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