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

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Related Mcqs:

  1. A particle moves along a straight line such that distance (x) traversed in t seconds is given by x = t2 (t – 4), the acceleration of the particle will be given by the equation __________________?
    A. 3t2-lt B. 3t2+2t C. 6f-8 D. 6f-4 E. 6t2-8t...
  2. 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...
  3. 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...
  4. The possible loading in various members of framed structures are_________________?
    A. compression or tension B. buckling or shear C. shear or tension D. all of the above E. bending...
  5. 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...
  6. 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...
  7. 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...
  8. 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...
  9. 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...
  10. 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...
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