IndiaBIX

Civil Engineering - Building Materials

Exercise : Building Materials - Section 6
46.
Pick up the non-inflammable plastic from the following:
Cellulose acetate plastics
Polyvinyl chloride plastics
Phenol formaldehyde plastic
Urea formaldehyde plastic.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
47.
The most commonly used synthetic abrasive is
aluminium carbide
boric acid
silicon
All of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
48.
For light and ornamental casting, the most unsuitable pig iron, is
Bessemer pig
Grey or foundry pig
White or forge pig
Mottled pig.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
49.
Seasoning of timber is essential to remove
knots from timber
sap from timber
twisted fibre from timber
roughness of timber.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
50.
The melting point of silica is :
1570°C
1630°C
1730°C
1850°C.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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