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Materials and Construction

Materials and Construction
'Hypersil' is a __________ steel.

High speed
Tungsten
Silicon
Molybdenum

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Materials and Construction
Ceramic materials fabrication can not be done by

Welding
Extrusion
Plastic pressing
Slip casting

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Materials and Construction
Molten phthalic anhydride is stored in a/an __________ vessel.

Lead lined steel
Glass lined steel
Nickel clad steel
Aluminium

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Materials and Construction
Silicon percentage in iron castings to have maximum hardness should be about

2.5
0.5
0.3
0.8

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Materials and Construction
Carbon percentage is the same in cast iron and

Pig iron
High silicon (14%) iron
Mild steel
Wrought iron

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Materials and Construction
Caustic soda is produced in a mercury cell having anode and cathode made respectively of moving mercury and

Moving mercury and crimped steel wire
Moving mercury and carbon
Moving mercury and graphite
Graphite and moving mercury

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