Design of Concrete Structures MCQs

A. front face only

B. inner face only

C. both front face and inner face

D. none of the above

A. elastic shortening of concrete

B. shrinkage of concrete

C. creep of concrete

D. loss due to friction

A. decrease in tensile strength but increase in ductility

B. increase in tensile strength but decrease in ductility

C. decrease in both tensile strength and ductility

D. increase in both tensile strength and ductility

A. gypsum

B. calcium chloride

C. sodium silicate

D. all of the above

A. 50 mm

B. 75 mm

C. 100 mm

D. 120 mm

A. less than 12

B. less than 18

C. between 18 and 24

D. more than 24

A. less than 1

B. between 1 and 1.5

C. between 1.5 and 2.0

D. greater than 2

A. 0.35 d

B. 0.40 d

C. 0.45 d

D. dependent on grade of concrete also

A. reduces the strength

B. increases the strength

C. does not change the strength

D. all of the above

A. segregation

B. compaction

C. shrinkage

D. bulking