Top 350+ Solved Design of Steel Structures MCQ Questions Answer
Q. If d is the distance between the flange angles of a plate girder, vertical stiffeners are provided at adistance not greater than
a. d but not less than 0.20 d
b. 1.25 d but not less than 0.33 d
c. 1.5 d but not less than 0.33 d
d. 2.0 d but not less than 0.50 d
Q. The allowable tensile stress in structural mild steel plates for steel tank is assumed as
a. 95.0 mpa on net area
b. 105.5 mpa on net area
c. 105.5 mpa on gross area
d. 150.0 mpa on gross area
Q. A second horizontal stiffener is always placed at the neutral axis of the girder if the thickness ofthe web is less than
a. d/250 for structural steel
b. d/225 for high tensile steel
c. both (c) and (b)
d. neither (a) nor (b)
Q. The strength of ISA 125 = 75 × 10 mm used as a tie member with its longer leg connected at theends by 27 mm diameter rivets, is
a. 26,000 kg
b. 26,025 kg
c. 26,050 kg
d. 26,075 kg
Q. As per ISI, rolled steel beam sections are classified into
a. two series
b. three series
c. four series
d. five series
Q. Shape factor is a property which depends
a. only on the ultimate stress of the material
b. only on the yield stress of the material
c. only on the geometry of the section
d. both on the yield stress and ultimate stress of material
Q. Lug angles
a. are used to reduce the length of connection
b. are unequal angles
c. increases shear lag
d. all the above
Q. The Indian standard code which deals with steel structures, is
a. is : 875
b. is : 800
c. is : 456
d. is : 1893
Q. Under a concentrated load, bearing stress fb in a beam is given by (where b is the length of thebearing plate and h is the depth of the root of the fillet).
a. fb = w/(b + h tw
b. fb = w/(b + 2h tw
c. fb = w/(b + 2h tw
d. fb = w/(b + h tw
Q. When the axis of load lies in the plane of rivet group, then the rivets are subjected to
a. only shear stresses
b. only tensile stresses
c. both (a) and (b)
d. none of the above
Q. For double angles carrying tension, placed back to back and connected to either side of the gussetplate, the sectional area of the section, is equal to cross sectional area of
a. the section
b. the section plus area of rivet holes
c. the section minus area of rivet holes
d. the section multiplied by the area of the rivet hole
Q. The beam outside a wall upto floor level above it, is known as
a. rafter
b. purlin
c. spandrel beam
d. lintel
Q. In the cross-section of a weld, throat is the
a. minimum dimension
b. average dimension
c. maximum dimension
d. none of the above