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Civil Engineering :: Steel Structure Design

  1. The gross section of the web of a beam is defined as

  2. A.
    depth of the beam multiplied by its web thickness
    B.
    width of the flange multiplied by its web thickness
    C.
    sum of the flange width and depth of the beam multiplied by the web thickness
    D.
    none of these.

  3. If fbt and fc are the co-existent bending tensile stress and shear stress in a member, the equivalent stress fc is


  4. For simply supported beams, the maximum permitted deflection, is

  5. A.
    1/325 of the span
    B.
    1/350 of the span
    C.
    1/375 of the span
    D.
    1/400 of the span
    E.
    none of these.

  6. In a truss girder of a bridge, a diagonal consists of mild steel flat 4001.S.F. and carries a pull of 80 tonnes. If the grossdiameter of the rivet is 26 mm, the number of rivets required in the splice, is

  7. A.
    6
    B.
    7
    C.
    8
    D.
    9
    E.
    12

  8. Design of a riveted joint, is based on the assumption:

  9. A.
    Load is uniformly distributed among all the rivets
    B.
    Shear stress on a rivet is uniformly distributed over its gross area
    C.
    Bearing stress is uniform between the contact surfaces of the plate and the rivet
    D.
    Bearing stress in the rivet is neglected
    E.
    All the above.

  10. Pick up the correct statement from the following:

  11. A.
    The steel beams placed in plain cement concrete, are known as reinforced beams
    B.
    The filler joists are generally continuous over three-supports only
    C.
    Continuous fillers are connected to main beams by means of cleat angles
    D.
    Continuous fillers are supported by main steel beams
    E.
    All the above.

  12. When a column is subjected to eccentric load having eccentricity ex, with respect to x-axis and eccentricity ey with respect to y-axis the column is subjected to moment in two directions and the equivalent axial load, is

  13. A.
    B.
    C.
    D.
    E.
    none of these.

  14. The value of f.o.s 'm' in the formula for safe compressive stress for a column is taken as

  15. A.
    1.5
    B.
    1.6
    C.
    1.68
    D.
    1.88

  16. Maximum permissible slenderness ratio of compression members which carry dead and superimposed load, is

  17. A.
    350
    B.
    250
    C.
    180
    D.
    80
    E.
    75

  18. If the area of cross-section of a single angle discontinuous strut is 30 cm2 and allowable working stress corresponding to its slenderness ratio is 625 kg/cm2, the safe load carrying capacity of the member, is

  19. A.
    10 tonnes
    B.
    12 tonnes
    C.
    15 tonnes
    D.
    18 tonnes
    E.
    20 tonnes