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Chemical Engineering Basics

Chemical Engineering Basics
Circulation of liquid metal (i.e. molten sodium) in a liquid metal cooled nuclear reactor is done by a/an __________ pump.

Axial flow
Electromagnetic
Diaphragm
Reciprocating

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Chemical Engineering Basics
Sub zero treatment of steel is done to

Suppress martensite transformation
Induce temper brittleness after its hardening
Reduce the retained austenite in hardened steel
Enhance its working performance in sub zero atmosphere

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Chemical Engineering Basics
Milligram of KOH required to saponify 1 gm of oil is called its __________ number.

Saponification
Emulsion
Precipitation
Acid

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Chemical Engineering Basics
__________ iron is produced by the annealing of white cast iron.

Malleable
Nodular
Grey
Ductile

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Chemical Engineering Basics
Austempering of steel requires.it to be heated to 875°C followed by sudden cooling to 250-525°C, thereby changing austenite to

Troostite
Sorbite
Bainite
Martensite

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Chemical Engineering Basics
Milk is fat dispersed in water. It is an example of

Gel
Emulsion
Solution
Suspension

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