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Civil Engineering :: Structural Analysis

  1. A load W is moving from left to right support on a simply supported beam of span T. The maximum bending moment at 0.4 1 from the left support is

  2. A.

     0.16 Wl

    B.

     0.20 Wl

    C.

     0.24 Wl

    D.

     0.25 Wl

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  3. Effects of shear force and axial force on plastic moment capacity of a structure are respectively to

  4. A.

     increase and decrease

    B.

     increase and increase

    C.

     decrease and increase

    D.

     decrease and decrease

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  5. The principle of virtual work can be applied to elastic system by considering the virtual work of

  6. A.

     Internal forces only

    B.

     External forces only

    C.

     Internal as well as external forces

    D.

     None of the above

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  7. Pick up the correct statement for the web stiffeners.

  8. A.

     Vertical stiffeners are spaced at a distance not greater than 1.5 d and not less than 0.33 d

    B.

     d is the distance between flange angles or the clear distance between flanges

    C.

     For horizontal stiffeners, d is the clear distance between the horizontal stiffener and the tension flange

    D.

     All the above

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  9. Number of unknown internal forces in each member of a rigid jointed plane frame is

  10. A.

     1

    B.

     2

    C.

     3

    D.

     6

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  11. The number of independent displacement components at each joint of a rigid-jointed space frame is

  12. A.

     1

    B.

     2

    C.

     3

    D.

     6

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  13. The slenderness effect of a wall is considered if the effective height of the wall exceeds the thickness

  14. A.

     8 times

    B.

     10 times

    C.

     12 times

    D.

     16 times

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  15. The test strength of the sample is taken as the average of the strength of

  16. A.

     2 specimens

    B.

     3 specimens

    C.

     4 specimens

    D.

     5 specimens

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  17. Degree of kinematic indeterminacy of a pin-jointed plane frame is given by

  18. A.

     2j – r

    B.

     j – 2r

    C.

     3j – r

    D.

     2j + r

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  19. If there are m unknown member forces, r unknown reaction components and j number of joints, then the degree of static indeterminacy of a pin-jointed plane frame is given by

  20. A.

     m + r + 2j

    B.

     m – r + 2j

    C.

     m + r – 2j

    D.

     m + r – 3j

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