Top 550+ Solved Building Materials MCQ Questions Answer
Q. Spirit varnish generally consists of
a. Oil, wax and resin
b. Alcohol, wax and turpentine
c. Pigment and synthetic resin
d. Spirit and shellac
Q. Pick up the correct statement from the following:
a. Melamine is obtained from calcium carbide
b. Formaldehyde is prepared synthetically from methane
c. The melamine when reacted with formaldehyde forms the melamine-formaldehyde resin
d. All the above
Q. Steel contains carbon approximately
a. 1.50% to 5.6%
b. 0.05% to 1.75%
c. 0.25 %
d. None to these
Q. Based on its dry weight, a freshly felled tree may contain water
a. 25 %
b. 50 %
c. 75 %
d. 100 %
Q. Pick up the correct statement from the following:
a. Bull's trench kiln a trench excavated in ground
b. Hoffman's kiln is constructed over ground
c. Tunnel Kiln is constructed as a tunnel
d. All the above
Q. Mild steel is used for
a. Structural works in beams, joints and girders
b. Small sized water pipes
c. Columns and struts
d. None of these
Q. Mastic asphalt is
a. Acid resisting material
b. Non-corrosive material
c. Corrosive material
d. Heating-resisting material
Q. For lime concrete,
a. Slump is 50 to 75 mm
b. Flexural strength at 90 days is 0.2 N/mm2
c. Compressive strength at 90 days is 1.5 N/mm2
d. All the above
Q. The material generally not used as extender in paints, is
a. Powdered silica
b. Gypsum
c. Talc
d. Zinc white
Q. Pick up the non-inflammable plastic from the following:
a. Cellulose acetate plastics
b. Polyvinyl chloride plastics
c. Phenol formaldehyde plastic
d. Urea formaldehyde plastic