The necessary condition of equilibrium of a body is: – McqOptions

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1.	The necessary condition of equilibrium of a body is:
A.	Algebraic sum of horizontal components of all the forces must be zero
B.	Algebraic sum of vertical components of all the forces must be zero
C.	Algebraic sum of the moments of the forces about a point must be zero
D.	All (A), (B) and (C)
Answer» E.

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