Rotational MotionMedium
Question
A body is in equilibrium under the influence of a number of forces. Each force has a different line of action. The minimum number of forces required is
Options
A.2, if their lines of action pass through the centre of mass of the body
B.3, if their lines of action are not parallel
C.3, if their lines of action are parallel
D.4, if their lines of action are parallel and all the forces have the same magnitude
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