1462Mechanical EngineeringMedium
A number of forces acting at a point will be in equilibrium if________?
Atheir total sum is zero
Ball of them are inclined equally
Ctwo resolved parts in two directions at right angles are equal
Dsum of resolved parts in any two per-pendicular directions are both zero
Enone of the above
Correct answer
D. sum of resolved parts in any two per-pendicular directions are both zero
Explanation
The correct answer is sum of resolved parts in any two per-pendicular directions are both zero.