Objective Design of Steel Structures Questions and Answers pdf

71.    Steel tanks are mainly designed for
a)    weight of tank
b)    wind pressure
c)    water pressure
d)    earthquake forces

Ans: c

72. Which of the following sections should preferably be used at places where torsion occurs ?
a)    angle section
b)    channel section
c)    box type section
d)    any of the above

Ans: c

73. The capacity of the smallest pressed steel tank is
a)    1000 litre
b)    1650 litre
c)    1950 litre
d)    2450 litre

Ans: c

74. The bracing between two columns of a steel tank will be designed to resist
a)    horizontal shear due to wind or earthquake only
b)    horizontal, shear due to wind or earthquake + 2.5% of column loads
c)    column loads + 2.5% of horizontal shear due to wind or earthquake
d)    column loads + full horizontal shear due to wind or earthquake

Ans: b

75.    The minimum thickness of plates in a steel stack should be
a)    4mm
b)    5 mm
c)    6 mm
d)    8 mm

Ans: c

76.    Maximum pitch of rivets, used in steel stacks, is limited to
a)    6t
b)    101
c)    121
d)    161
where t is thickness of thinner plate being connected

Ans: b

77.    The diameter of base of conical flare of a steel stack is
a)    less than d
b)    equal to d
c)    more than d
d)    any of the above
where d is the diameter of the cylindrical part

Ans: c

78.    Hudson's formula gives the dead weight of a truss bridge as a function of
a)    bottom chord area
b)    top chord area
c)    effective span of bridge
d)    heaviest axle load of engine

Ans: a

79. If the loaded length of span in meters of a railway steel bridge carrying a single track is 6 m, then impact factor is taken as
a)    0
b)    0.5
c)    between 0.5 and 1.0
d)    1.0

Ans: c

80.    If the floor is supported at or near the bottom but top chords of a bridge are not braced, then the bridge is called
a)    deck type
b)    through type
c)    half through type
d)    double deck type

Ans: c

Read More Questions:
Design of Steel Structures MCQs Part1
Design of Steel Structures MCQs Part2

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