IndiaBIX

Civil Engineering - Building Materials

Exercise : Building Materials - Section 1
46.
For filling cracks in masonry structures, the type of bitumen used, is
cut-back bitumen
bitumen-emulsion
blown bitumen
plastic bitumen.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
47.
Plastic
is an organic substance
consists of natural or synthetic binders
finished products are rigid and stable at normal temperature
is capable of flow when necessary heat and pressure are applied
All the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
48.
Vanadium steel is generally used for
railway switches and crossing
bearing balls
magnets
axles and springs.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
49.
Pick up the correct statement from the following:
In basic Bessemer process, the steel heats the converter
In open-hearth process, the furnace heats the steel
In Siemens process, the impurities of pig iron are oxidised by the oxygen of the ore
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
50.
The process of manufacturing steel by heating short lengths of wrought iron bars mixed with charcoal in fire clay crucibles and collecting the molten iron into moulds, is known as
Cementation process
Crucible process
Bessemer process
Open hearth process.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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