Hydraulic lime is obtained by _____ ?
A. adding water to quick lime
B. calcination of pure clay
C. burning of lime stone
D. burning of kankar
Building Materials and Construction
Building Materials and Construction MCQs serve as a valuable resource for FPSC, NTS, KPPSC, PPSC, SPSC, KPPSC, OTS, BPSC, MES and other test preparations. Ideal for Civil Engineering students preparing for all competitive exams and technical interviews.
Glazing is used to make earthenware _____ ?
A. impervious
B. porous
C. hard
D. soft
Quick lime is ____ ?
A. calcium hydroxide
B. calcium carbonate
C. calcium oxide
D. None of them
Number of bricks required for one cubic metre of brick masonry is ______ ?
A. 450
B. 230
C. 400
D. 500
Advantage of a clamp compared to a kiln for burning bricks is that ____ ?
A. it is suitable when bricks are required in large numbers
B. it has less initial cost
C. it takes less time for burning
D. it gives more output of first class bricks
Frog of the brick in a brick masonry is generally kept on _____ ?
A. top face
B. longer side
C. bottom face
D. shorter side
Which of the following pairs gives a correct combination of the useful and harmful constituents respectively of a good brick earth?
A. alumina and iron
B. alkalies and magnesium
C. lime stone and alumina
D. silica and alkalies
Pug mill is used for _____ ?
A. Latin
B. German
C. preparation of clay
D. moulding of clay
Which of the following bricks are used for lining of furnaces?
A. first class bricks
B. refractory bricks
C. overburnt bricks
D. underburnt bricks
For testing compressive strength of cement, the size of cube used is _____ ?
A. 100 mm
B. 150 mm
C. 50 mm
D. 70.6 mm