Physics > 2002 > 11
WASSCE
An object is acted upon by a system of parallel forces causing the object to be in elastic equilibrium. which of the following statement is not correct ?
A.
The resultant of the reactant of the parallel forces is zero.
B.
The algebraic sum of all the moments of the force zero
C.
All the parallel forces must be equal in magnitude and direction
D.
sum of the forces in one direction must equal to the sum of the forces in the opposite direction
Answer: C
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