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Civil Engineering - Building Materials

Exercise : Building Materials - Section 3
6.
The silica is used for preparing
silica bricks
coke oven
lining for glass furnaces
all of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
Wrought iron is manufactured from pig iron by
refining
puddling
shingling
rolling
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
Pick up the correct statement from the following:
The phenol is carbolic acid
The phenol is either extracted from coal-tar or prepared from benzene
Phenol reacts with formaldehyde, to form phenol formaldehyde resin
The plastics prepared from phenol-formaldehyde are used for paints, varnishes, w.c. seats
All the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
Fibre boards can be
distempered
painted
painted and distempered
used for furniture.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
Pick up the correct statement from the following:
Catalysts are added to assist and accelerate the hardening of resin,
The fillers are inert materials and they impart strength and hardness
Fibrous fillers increase thermal resistance
All the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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