70) If three forces acting in one plane upon a rigid body, keep it in equilibrium, then they must either
Answer is:
all the above are correct
Related Engineering Mechanics MCQ with Answers
Answer is:
limiting friction
Explanation:
The maximum frictional force, which comes into play, when an body just begins to slide over the surface of the other body, is known as limiting friction.
Answer is:
both (a) and (b) above
Answer is: