Top 550+ Solved Building Materials MCQ Questions Answer
Q. Pick up the correct statement from the following:
a. The heating of a material to redness in contact with air, is known as calcination
b. The property of lime by which it sets or hardens in damp places having no free circulation of air is called setting
c. The product that remains after calcination of limestone, is called lime
d. All the above
Q. Pick up the correct statement from the following:
a. The average crushing strength of hand moulded bricks is 6000 t/m2
b. The average tensile strength of hand moulded brick is 200 t/m2
c. The average shearing strength of hand moulded brick is 600 t/m2
d. All the above
Q. Snowcrete is one of the patent forms of
a. Distempers
b. Water proof cement paints
c. Enamel paints
d. Cellulose paints
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. Pick up the correct statement from the following:
a. The percentage of absorption for firebricks varies from 5 to 10
b. The percentage of silica in silica bricks is to the extent of about 95 to 97 percent
c. Roughly 1 to 2 percent of lime in silica bricks is added to act as binding material
d. All the above
Q. Good quality cement contains higher percentage of
a. Tri-calcium silicate
b. Di-calcium silicate
c. Tri-calcium aluminate
d. Tetra calcium alumino ferrite
Q. Seasoning of timber is essential to remove
a. Knots from timber
b. Sap from timber
c. Twisted fibre from timber
d. Roughness of timber
Q. The term frog means
a. An apparatus to lift the stone
b. A depression on a face of brick
c. Vertical joint in a brick work
d. Soaking brick in water
Q. The presence of sand in brick earth prevents:
a. Cracking of bricks
b. Shrinkage of bricks
c. Warping of bricks
d. None of these
Q. Refractory bricks are
a. Neutral refractory bricks
b. Acid refractory bricks
c. Basic refractory bricks
d. All the above
Q. A prime coat is given to steel work with
a. An oxide of iron paint
b. A mixture of white lead and lead paint
c. A special paint
d. Cement paint
Q. Elastomers can extend upto
a. Five times their original dimensions
b. Seven times their original dimensions
c. Ten times their original dimensions
d. Three times their original dimensions
Q. Bitumen in
a. Solid state, is called asphalt
b. Semi fluid state, is called mineral tar
c. Fluid state, is called petroleum
d. All the above