A. one point
B. one plane
C. different planes
D. perpendicular planes
E. different points
Related Mcqs:
- Two coplanar couples having equal and opposite moments_________________?
A. balance each other
B. produce a couple and an unbalanced force
C. are equivalent
D. produce a moment of couple
E. can not balance each other - 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 - If three forces acting in different planes can be represented by a triangle, these will be in________________?
A. non-equilibrium
B. partial equilibrium
C. full equilibrium
D. unpredictable
E. none of the above - A number of forces acting at a point will be in equilibrium if_____________________?
A. their total sum is zero
B. two resolved parts in two directions at right angles are equal
C. sum of resolved parts in any two per-pendicular directions are both zero
D. all of them are inclined equally
E. none of the above - Two non-collinear parallel equal forces acting in opposite direction__________________?
A. balance each other
B. constitute a moment
C. constitute a couple
D. constitute a moment of couple
E. constitute a resultant couple - A force acting on a body may_________________?
A. introduce internal stresses
B. balance the other forces acting on it
C. retard its motion
D. change its motion
E. all of the above - According to law of triangle of forces __________________ ?
A. three forces acting at a point will be in equilibrium
B. three forces acting at a point can be represented by a triangle, each side being proportional to force
C. if three forces acting upon a patticle are represented in magnitude and direction by the sides of a triangle, taken in order, they will be in equilibrium
D. if three forces acting at a point are in equilibrium, each force is proportional to the sine of the angle between the other two
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 - If a rigid body is in equilibrium under the action of three forces, then _____________________?
A. these forces are equal
B. the lines of action of these forces meet in a point
C. the lines of action of these forces are parallel
D. B. and C. above
E. none of the above - Forces are called concurrent when their lines of action meet in________________?
A. one point
B. two points
C. plane
D. perpendicular planes
E. different planes
