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Civil Engineering :: Applied Mechanics and Graphic Statics

  1. For a non-concurrent force system to be in equilibrium

  2. A.

     Only the closure of force polygon is sufficient

    B.

     Only the closure of funicular polygon is sufficient

    C.

     Both force polygon and funicular polygon must close

    D.

     None of the above

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  3. A quantity whose dimensions are M2L2T3 could be the product of

  4. A.

     force and pressure

    B.

     mass and power

    C.

     energy and velocity

    D.

     force and velocity

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  5. The total time of collision and restitution of two bodies, is called

  6. A.

     Time of collision

    B.

     Period of collision

    C.

     Period of impact

    D.

     All the above

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  7. When a body slides down an inclined surface, the acceleration (f) of the body, is given by

  8. A.

     f = g

    B.

     f = g sin θ

    C.

     f = g cos θ

    D.

     f = g tan θ

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  9. The ratio of the moment of inertia of a rectangle about its centroidal axis to the moment of inertia about its base, is

  10. A.

     1/4

    B.

     1/2

    C.

     3/4

    D.

     2

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  11. The characteristic of a couple is:

  12. A.

     Algebraic sum of forces, constituting a couple is zero

    B.

     Algebraic sum of moments of forces, constituting a couple, about any point, is same

    C.

     A couple can be never the balanced by a single force

    D.

     All the above

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  13. A system of coplanar forces acting on a rigid body can be reduced to

  14. A.

     One force only

    B.

     One couple only

    C.

     One force and one couple only

    D.

     None of the above

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  15. The phenomenon of collision of two elastic bodies takes place because bodies

  16. A.

     Immediately after collision come momentarily to rest

    B.

     Tend to compress each other till they are compressed maximum possible

    C.

     Attempt to regain its original shape due to their elasticities

    D.

     All the above

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  17. The pole distance is measured in

  18. A.

     distance scale

    B.

     force scale

    C.

     mass scale

    D.

     time scale

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  19. The centre of gravity of a plane lamina will not be at its geometrical centre if it is a

  20. A.

     Circle

    B.

     Equilateral triangle

    C.

     Rectangle

    D.

     Right angled triangle

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