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

Related Mcqs:

Which is the correct statement about law of polygon of forces ?

A. if any number of forces acting at a point can be represented by the sides of a polygon taken in order, then the forces are in equilibrium B. if any number of forces acting at a point can be represented in direction and magnitude by the sides of a polygon, then the forces are … Which is the correct statement about law of polygon of forces ?Read More...

Center of gravity of a thin hollow cone lies on the axis at a height of________________?

A. one-fourth of the total height above base B. one-third of the total height above base C. one-half of the total height above base D. three-eighth of the total height above the base E. none of the above...

A sample of metal weighs 219 gms in air, 180 gms in water, 120 gms in an unknown fluid. Then which is correct statement about density of metal________________?

A. density of metal can’t be determined B. metal is twice as dense as water C. metal will float in water D. metal is twice as dense as unknown fluid E. none of the above...

A particle inside a hollow sphere of radius r, having coefficient of friction -rr can rest upto height of__________________?

A. r/2 B. r/A C. r/% D. 0.134 r E. 3r/8...

The units of moment of inertia of an area are_______________?

A. kg m2 B. m4 C. kg/m2 D. m3 E. kg/m4...