The ultimate strain of concrete is thought to be _, per Whitney’s theory.
A. 0.3%
B. 3%
C. 0.03%
D. 0.1%
Design Of Concrete Structures
Design of Concrete Structures MCQs with Answers for Test Preparation.
The following are the estimated load factors for living and dead loads, respectively: _____?
A. 1.5 and 1.5
B. 2.2 and 2.2
C. 1.5 and 2.2
D. 2.2 and 1.5
In limit state design, the distance between the centroid of compressive force and the extreme compression fiber is ______?
A. 0.446 xu
B. 0.573 xu
C. 0.416 xu
D. 0.367 xu
The maximum depth of stress block for a balanced segment of a beam with an effective depth of d, as recommended by ISI, is
A. 0.85 d
B. 0.43 d
C. 0.55 d
D. 0.68 d
The pile of length / is supported by a crane at a distance of ____ during erection.
A. 0.7071
B. 0.793 /
C. 0.207 /
D. 0.293 /
The following location is crucial for determining the maximum bending moment for footing beneath a brick wall: ___?
A. at the edge of the wall
B. at a distance equal to effective depth of footing from the edge of the wall
C. at the middle of the wall
D. halfway between the middle and edge of the wall
When constructing the pile as a column, the final circumstances are almost ___?
A. both ends fixed
B. one end fixed and other end free
C. both ends hinged
D. one end fixed and other end hinged
The points of suspension from ends for lifting a length of material are at __ in the pile.
A. 0.293 /
B. 0.333 /
C. 0.207 1
D. 0.25 /
What has a high tensile strength among the following?
A. heat treated rolled wires
B. all have same tensile strength
C. plain hot rolled wires
D. cold drawn wires
Which of the following prestress losses only happens during pretensioning—not during post-tensioning?
A. loss due to friction
B. elastic shortening of concrete
C. shrinkage of concrete
D. creep of concrete