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Chemical Engineering Basics

Chemical Engineering Basics
Wohler test is a destructive test to find out the __________ strength of a prepared metal specimen.

Fatigue
Endurance
Creep
Tensile

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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
Diaphragm
Electromagnetic
Reciprocating

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Chemical Engineering Basics
__________ is the process used for setting up compressive stresses in the surface of a metal to improve its fatigue strength.

Shot peening
Slugging
Spinning
Lancing

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Chemical Engineering Basics
In age-hardenable alloys, maximum ductility is obtained

Immediately after solution treatment and subsequent quenching
In as cast state
After optimum ageing
After overageing

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Chemical Engineering Basics
If a heat transfer surface is pock-marked with a number of cavities, then as compared to a smooth surface the heat transfer by __________ will not increase.

Convection
Conduction
Radiation
Nucleate boiling

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Chemical Engineering Basics
While the oxy-acetylene flame produces a temperature of 3200°C, the temperature produced by oxy-hydrogen flame is about __________ °C.

1800
2400
3000
2000

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