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
Related Mcqs:
- The algebraic sum of the resolved parts of a number of forces in a given direction is equal to the resolved part of their resultant in the same direction. This is as per the principle of__________________?
A. forces
B. independence of forces
C. dependence of forces
D. balance of force
E. resolution of forces - The product of either force of couple with the arm of the couple is called_________________?
A. resultant couple
B. moment of the forces
C. resulting couple
D. moment of the couple
E. none of the above - A single force and a couple acting in the same plane upon a rigid body_____________________?
A. balance each other
B. cannot balance each other
C. produce moment of a couple
D. are equivalent
E. none of the above - A body of weight W on inclined plane of a being pulled up by a horizontal force P will be on the point of motion up the plane when P is equal to________________?
A. W
B. W sin (a + $)
C. Wtan(a + <|))
D. W\an(a-)
E. Wtana - Least force required to draw a body up the inclined plane is W sin (plane inclination + friction angle) applied in the direction___________________?
A. along the plane
B. horizontally
C. vertically
D. at an angle equal to the angle of friction to the inclined plane
E. unpredictable - The forces, which meet at one point, but their lines of action do not lie in a plane, are called_________________?
A. coplanar non-concurrent forces
B. non-coplanar concurrent forces
C. non-coplanar non-concurrent forces
D. intersecting forces
E. none of the above - According to principle of transmissibility of forces, the effect of a force upon a body is_________________?
A. maximum when it acts at the center of gravity of a body
B. different at different points in its line of action
C. the same at every point in its line of action
D. minimum when it acts at the C.G. of the body
E. none of the above - The angle which an inclined plane makes with the horizontal when a body placed on it is about to move down is known as angle of_______________?
A. friction
B. limiting friction
C. repose
D. kinematic friction
E. static friction - The C.G. of a plane lamina will not be at its geometrical centre in the case of a__________________?
A. right angled triangle
B. equilateral triangle
C. square
D. circle
E. rectangle - The center of percussion of a solid cylinder of radius r resting on a horizontal plane will be_________________?
A. r/2
B. 2r/3
C. r/A
D. 3r/2
E. 3r/A
