Top 350+ Solved Design of Steel Structures MCQ Questions Answer
Q. If fbt and fc are the co-existent bending tensile stress and shear stress in a member, the equivalent stress fc is
a. fbt² + fc²)
b. fbt² + ½fc²)
c. fbt² + 3fc²)
d. fbt² - 3fc²)
Q. When a large value of radius of gyration is not requiredChannels are placed back to back
a. Channel flanges are kept inward
b. Channel flanges are kept outward
c. None of these
d. all
Q. Minimum thickness of web in a plate girder, when the plate is accessible and also exposed to weather, is
a. 5 mm
b. 6 mm
c. 8 mm
d. 10 mm
Q. In factory buildings, the horizontal beams spanning between the wall columns supporting a wall covering, are called
a. Stringers
b. Trimmers
c. Girts
d. Lintels
Q. A structural member subjected to tensile force in a direction parallel to its longitudinal axis, is generally known as
a. A tie
b. A tie member
c. A tension member
d. All the above
Q. According to the Unwin's formula, if is thickness of the plate in mm, the nominal diameter of the rivet, is
a. d = 1.91 t
b. d = 1.91 t2
c. d = 1.91 t
d. d = 1.91 t
Q. For determination of allowable stress in axial compression, Indian Standard Institution has adopted
a. Euler's formula
b. Rankine formula
c. Perry Robertson formula
d. Secant formula
Q. When the axis of load lies in the plane of rivet group, then the most heavily loaded rivet will be the one which moment in any rivet.)
a. Is at the maximum distance from CG of the rivet group
b. Is at the minimum distance from CG of the rivet group
c. Gives the maximum angle between the two forces Fa and Fm
d. Gives the minimum angle between the two forces Fa and Fm
Q. Minimum spacing of vertical stiffeners is limited to (Where d is the distance between flange angles)
a. d/4
b. d/3
c. d/2
d. 2d/3
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 othersection
c. Greater lateral stability
d. All the above