500 Best Building Materials MCQ
Q169). A volatile substance added to a paint to make its application easy and smooth, is known as
a).base
b).solvent
c).vehicle
d).none to these.
Correct Answer:
solvent
Explanation:
Q170). The percentage of water for normal consistency, is
a).5% to 15%
b).10% to 25%
c).15% to 25%
d).25% to 35%.
Correct Answer:
25% to 35%.
Explanation:
Q171). Pick up the correct statement from the following:
a).The plywoods do not split or crack due to changes in atmosphere
b).The commercial plywoods are available upto 150 cm wide and upto 300 cm long
c).The plywoods possess uniform tensile strength in all directions
d).All the above.
Correct Answer:
All the above.
Explanation:
Q172). The main ingredient of a good quality brick earth, is
a).magnesia
b).lime
c).silica
d).alumina.
Correct Answer:
alumina.
Explanation:
Q173). Bitumen is generally obtained from
a).organic material
b).synthetic material
c).petroleum product
d).coal.
Correct Answer:
petroleum product
Explanation:
Q174). For one cubic metre of brick masonry, number of bricks required, is
a).400
b).425
c).450
d).500
Correct Answer:
500
Explanation:
Q175). The steel which contains fissures and cavities, is manufactured by
a).Cementation process
b).Crucible process
c).Bessemer process
d).Open hearth process.
Correct Answer:
Cementation process
Explanation:
Q176). Pick up the volcanic rock from the following:
a).Granite
b).Dolerite
c).Basalt
d).All the above.
Correct Answer:
Basalt
Explanation: