Top 250+ Solved Concrete Technology MCQ Questions Answer
Q. Processes of cement manufacturing is…….?
a. Wet process
b. Dry process
c. Semi-dry process
d. All of above
Q. Hydration of cement is due to chemical action of water with
a. Tricalcium silicate and dicalcium silicate
b. Dicalcium silicate and tricalcium aluminate
c. Tricalcium aluminate and tricalcium alumino ferrite
d. All the above.
Q. Proper proportioning of concrete, ensures
a. desired strength and workability
b. desired durability
c. water tightness of the structure
d. all the above
Q. An aggregate is said to be flaky if its least dimension is less than
a. 1/5th of mean dimension
b. 2/5th of mean dimension
c. 3/5th of mean dimension
d. 4/5th of mean dimension
Q. A small quantity of …………. % of gypsum is added to prevent flash-setting of the cement.
a. 1 to 2
b. 2 to 3
c. 9 to 10
d. 10 to 12
Q. …………refers to the gain of strength of a set cement paste.
a. Setting of cement
b. Hardening of cement
c. none
d. all
Q. For long time storage ……..cement used.
a. Masonry cement
b. Ordinary
c. Hydrophobic
d. All of above
Q. Repair of air-field pavement use……
a. Air entrained cement
b. Very high Strength cement
c. Rediset Cement
d. All of above