If three forces acting in one plane upon a rigid body, keep it in equilibrium, then they must either___________________?

Related Mcqs:

Percentage reduction of area in performing tensile test on cast iron may be of the order of__________________?

A. 50% B. 25% C. 0% D. 15% E. 60%....

The maximum strain energy that can be stored in a body is known as________________?

A. impact energy B. resilience C. proof resilience D. modulus of resilience E. toughness...

The algebraic sum of moments of the forces forming couple about any point in their plane is__________________?

A. equal to the moment of the couple B. constant C. both of above are correct D. both of above are wrong E. none of the above...

The ratio of elongation in a prismatic bar due to its own weight (W) as compared to another similar bar carrying an additional weight (W) will be _________________?

A. 1:2 B. 1 : 3 C. 1 : 4 D. 1 : 2.5 E. 1 : 2.25...

In a tensile test on mild steel specimen, the breaking stress as compared to ultimate tensile stress is_________________?

A. more B. less C. same D. more/less depending on composition E. may have any value...