Building Materials and Construction MCQs with answers PDF for PPSC, FPSC, NTS, OTS, SPSC, PTS, BPSC, ETEA, and KPPSC. Includes a Civil Engineering MCQs PDF book, ideal for Civil Engineering students preparing for competitive exams and technical interviews.
Which of the following cements contains maximum percentage of dicalcium silicate ?
A. rapid hardening cement
B. sulphate resisting cement
C. ordinary Portland cement
D. low heat cementThree basic raw materials which are needed in large quantities for production of steel are ?
A. iron ore, coal and lime stone
B. iron ore, carbon and lime stone
C. iron ore, coal and sulphur
D. iron ore, carbon and sulphurWhich of the following gradients exerts maximum influence on properties of steel ?
A. manganese
B. sulphur
C. iron
D. carbonMost common admixture which is used to accelerate the initial set of concrete is _____ ?
A. calcium carbonate
B. gypsum
C. calcium chloride
D. None of themMaximum quantity of calcium chloride used as an accelerator in cement in percentage by weight of cement is ___ ?
A. 2
B. 3
C. 5
D. 7Pressure acting on the stones in stone masonry construction should be _____ ?
A. at 60° to the direction of bedding planes
B. perpendicular to the direction of bedding planes
C. along the direction of bedding planes
D. at 45° to the direction of bedding planesPercentage of carbon content in mild steel is _____ ?
A. between 0.7 and 1.5
B. greater than 1.5
C. less than 0.25
D. between 0.25 and 0.7Ratio of the thickness of web to that of flange of steel rolled structural beams and channels is ____ ?
A. greater than 1
B. less than 1
C. equal to 1
D. less than 1 in beams but greater than 1 in channelsWhich of the following stresses is used for identifying the quality of structural steel?
A. proof stress
B. ultimate stress
C. yield stress
D. None of themPaints with white lead base are suitable for painting of _____ ?
A. iron work
B. wood work
C. both A and B
D. None of them