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Chemical Engineering Basics

Chemical Engineering Basics
Out of the following, the most ductile material is

Copper
Mild steel
Nickel
Aluminium

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Chemical Engineering Basics
Dezincification is a form of corrosion, which specifically applies to

Babbit metal
Stainless steel
Steel
Brass

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Chemical Engineering Basics
Volume of blast furnace slag is about __________ times the volume of hot metal (pig iron) of the same weight

1.5
3
5
7

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

Malleable
Nodular
Ductile
Grey

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Chemical Engineering Basics
Air standard Otto cycle is more efficient than the diesel cycle for the same

Compression ratio & pressure
Cylinder dimension & rpm
Heat addition & compression ratio
Heat addition & pressure

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Chemical Engineering Basics
Thermal efficiency of an internal combustion engine is around __________ percent.

35
8
80
65

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