Top 150+ Solved Structural Design 2 MCQ Questions Answer
Q. In axially prestressed members, the concrete is under
a. tension
b. compression
c. torsion
d. shear
Q. Prestressing is possible by using
a. mild steel
b. high-strength deformed bars
c. high-tensile steel
d. all of the above
Q. Prestressing steel has an ultimate tensile strength nearly
a. twice that of hysd bars
b. thrice that of mild steel reinforcements
c. four times that of hysd bars
d. six times that of hysd bars
Q. Prestressing is economical for members of
a. long span
b. medium span
c. short span
d. all of the above
Q. In the construction of large circular water tanks, it is economical to adopt
a. reinforced concrete
b. prestressed concrete
c. steel
d. none of the above
Q. In cable-stayed bridges, the cables supporting the deck of the bridge are under
a. compression
b. torsion
c. shear
d. tension
Q. The grade of concrete for prestressed members should be in the range of
a. m-20 to m-30
b. m-80 to m-100
c. m-30 to m-60
d. m-60 to m-80
Q. High-strength mixes should have a water/cement ratio of
a. 0.6 to 0.8
b. 0.3 to 0.4
c. 0.2 to 0.3
d. 0.4 to 0.6
Q. Creep of concrete in a structural member is due to
a. elastic strain
b. elasto-plastic strain
c. inelastic strain
d. plastic strain
Q. Shrinkage of concrete in a structural member is due to
a. dead load on the member
b. live load
c. loss of moisture and drying of concrete
d. both a and b
Q. Modulus of elasticity of concrete is generally expressed in terms of
a. shear strength
b. compressive strength
c. tensile strength
d. torsional strength
Q. Target mean strength of concrete depends upon
a. water/cement ratio
b. type of aggregate
c. characteristic strength of concrete
d. all of the above