Top 350+ Solved Design of Steel Structures MCQ Questions Answer
Q. The ratio of plastic section modulus to elastic section modulus
a. is equal to 1
b. is always less than 1
c. is always greater than 1
d. can be less than 1
Q. Bulb angles are used in
a. column building
b. bridge building
c. ship building
d. water tank building
Q. The diameter of a bolt hole is taken as the nominal diameter of the bolt plus
a. 1.0 mm
b. 1.2 mm
c. 1.4 mm
d. 1.6 mm
Q. The minimum thickness of a steel plate, which is directly exposed to weather and is not accessiblefor cleaning and repainting, should be:
a. 4.5 mm
b. 6 mm
c. 8 mm
d. 10 mm
Q. For determination of allowable stress in axial compression, Indian Standard Institution hasadopted
a. euler\s formula
b. rankine formula
c. perry robertson formula
d. secant formula
Q. Rolled steel beams are:
a. mainly used to resist bending stress
b. used as independent sections to resist compressive stress
c. used as independent sections to resist tensile stress
d. all the above
Q. According to IS : 800 - 71, the minimum thickness of a vertically stiffened web plate, shall not beless than
a. d/85
b. d/200
c. d/225
d. d/250
Q. A web plate is called unstiffened if the ratio of clear depth to thickness is less than
a. 35
b. 50
c. 65
d. 85
Q. A butt weld is specified by
a. effective throat thickness
b. plate thickness
c. size of weld
d. penetration thickness
Q. The most economical section for a column, is
a. rectangular
b. solid round
c. flat strip
d. tubular section
Q. In rolled steel beams, shear force is mostly resisted by
a. web only
b. flanges only
c. web and flanges together
d. none of these
Q. If the 20 mm rivets are used in lacing bars, then the minimum width of lacing bar should be
a. 40 mm
b. 60 mm
c. 80 mm
d. 100 mm
Q. For simply supported beams, the maximum permitted deflection, is
a. 1/325 of the span
b. 1/350 of the span
c. 1/375 of the span
d. 1/400 of the span
Q. The rolled steel I-sections are most commonly used as beams because these provide
a. large moment of inertia with less cross-sectional area
b. large moment of resistance as compared to other section
c. greater lateral stability
d. all the above