Two non-collinear parallel equal forces acting in opposite direction__________________?

Related Mcqs:

1. 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

2. 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

3. Forces are called coplanar when all of them acting on body lie in __________________?

   A. one point
   B. one plane
   C. different planes
   D. perpendicular planes
   E. different points

4. 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

5. If two equal forces of magnitude P act at an angle 9°, their resultant will be________________?

   A. P/2 cos 9/2
   B. IP sin 9/2
   C. 2P tan 9/2
   D. IP cos 9/2
   E. Psin 9/2

6. 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

7. If rain is falling in the opposite direction of the movement of a pedestrain, he has to hold his umbrella___________________?

   A. more inclined when moving
   B. less inclined when moving
   C. more inclined when standing
   D. less inclined when standing
   E. none of the above

8. 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

9. 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

10. If a number of forces act simultaneously on a particle, it is possible _____________________?

    A. not a replace them by a single force
    B. to replace them by a single force
    C. to replace them by a single force through C.G.
    D. to replace them by a couple
    E. to replace them by a couple and a force