500 Best Building Materials MCQ

Q105). The silica is used for preparing

a).silica bricks
b).coke oven
c).lining for glass furnaces
d).all of these.

Correct Answer:
all of these.
Explanation:



Q106). Wrought iron is manufactured from pig iron by

a).refining
b).puddling
c).shingling
d).all of these.

Correct Answer:
all of these.
Explanation:



Q107). Pick up the correct statement from the following:

a).The phenol is carbolic acid
b).The phenol is either extracted from coal-tar or prepared from benzene
c).Phenol reacts with formaldehyde, to form phenol formaldehyde resin
d).All the above.

Correct Answer:
All the above.
Explanation:



Q108). Fibre boards can be

a).distempered
b).painted
c).painted and distempered
d).used for furniture.

Correct Answer:
used for furniture.
Explanation:



Q109). Pick up the correct statement from the following:

a).Catalysts are added to assist and accelerate the hardening of resin,
b).The fillers are inert materials and they impart strength and hardness
c).Fibrous fillers increase thermal resistance
d).All the above.

Correct Answer:
All the above.
Explanation:



Q110). Portland pozzolana cement possesses

a).higher resistance to chemical attack
b).lower heat of hydration
c).lower shrinkage on drying
d).All the above.

Correct Answer:
All the above.
Explanation:



Q111). Iron ore may contain

a).carbon
b).silicon
c).sulphur
d).All the above.

Correct Answer:
All the above.
Explanation:



Q112). Wrought iron is used for

a).structural works in beams
b).small sized water pipes
c).columns and struts
d).none to these.

Correct Answer:
small sized water pipes
Explanation:



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