Top 550+ Solved Building Materials MCQ Questions Answer
Q. Slacking of lime is affected by
a. keeping it exposed to air
b. immersing the lime in water
c. crushing the lime lumps
d. none of these.
Q. The steel used in R.C.C. work is
a. stainless steel
b. mild steel
c. high carbon steel
d. wrought iron.
Q. Pick up the constituent of good brick earth whose excess causes the raw bricks shrink andwarp during drying and burning, from the following:
a. Alumina
b. Lime
c. Iron oxide
d. Magnesia.
Q. Cast iron is used for
a. structural works in beams
b. small sized water pipes
c. columns and struts
d. none to these.
Q. For a good building stone, its specific gravity should the greater than
a. 1.5
b. 1.7
c. 2.2
d. 2.7.
Q. For making fly-ash building bricks, the following mix of fly-ash, sand and lime, is
a. 80 : 13 : 7
b. 70 : 20 : 10
c. 60 : 35 : 5
d. none of these.
Q. Seasoning of timber is done
a. to make it water proof
b. to paint its surface
c. to increase its temperature
d. to remove water.
Q. The rocks having alumina or clay as their major constituents, are known as
a. siliceous rocks
b. argillaceous rocks
c. calcareous rocks
d. sedimentary rocks
Q. Acrylic is the name of
a. cellulose resin
b. alkyd resin
c. methyl metha crylate
d. cumarone-indene.