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Civil Engineering :: Strength of Materials - Civil Engineering

  1. Forces are called coplanar when all of them acting on body lie in

  2. A.

     one point

    B.

     one plane

    C.

     different planes

    D.

     perpendicular planes


  3. Which of the following is not the unit of distance ?

  4. A.

     angstrom

    B.

     light year

    C.

     millimeter

    D.

     milestone.


  5. Which of the following is not the unit of pressure ?

  6. A.

     kg/cm

    B.

     atmosphere

    C.

     mm of wcl

    D.

     newton.


  7. Forces are called concurrent when their lines of action meet in

  8. A.

     one point

    B.

     two points

    C.

     plane

    D.

     perpendicular planes


  9. From a circular plate of diameter 6 cm is cut out a circle whose diameter is a radius of the plate. Find the e.g. of the remainder from the center of circular plate

  10. A.

     0.5 cm

    B.

     1.0 cm

    C.

     1.5 cm

    D.

     2.5 cm


  11. A framed structure is perfect if it contains members equal to (where n = number of joints in a frame)

  12. A.

     2n-3

    B.

     n-l

    C.

     2n-l

    D.

     n-2


  13. In the equation of virtual work, following force is neglected

  14. A.

     reaction of any smooth surface with which the body is in contact

    B.

     reaction of a rough surface of a body which rolls on it without slipping

    C.

     reaction at a point or an axis, fixed in space, around which a body is con-strained to turn

    D.

     all of the above


  15. The M.I. of hollow circular section about a central axis perpendicular to section as compared to its M.I. about horizontal axis is

  16. A.

     same

    B.

     double

    C.

     half

    D.

     four times


  17. Two non-collinear parallel equal forces acting in opposite direction

  18. A.

     balance each other

    B.

     constitute a moment

    C.

     constitute a couple

    D.

     constitute a moment of couple


  19. Which of the following is the example of lever of first order?

  20. A.

     Arm of man

    B.

     Pair of scissors

    C.

     Pair of clinical tongs

    D.

     All of the above