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Chemical Engineering Basics

Chemical Engineering Basics
Notched bar test is used for testing the __________ of a material.

Impact strength
Corrosion resistance
Machinability
Endurance limit

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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.

Slugging
Spinning
Shot peening
Lancing

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Chemical Engineering Basics
In "Imperial Smelting Process" for extraction of zinc, zinc vapour thus produced is quenched in the external condenser by the use of the following :

Jet of water at high pressure
Mixture of water and air
Rain of molten lead
Blast of air

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Chemical Engineering Basics
Carnot cycle is also termed as the constant __________ cycle in thermodynamics.

Entropy
Pressure
Heat
Volume

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Chemical Engineering Basics
Transformation range for ferrous material is the temperature interval during which __________ is formed during its heating.

Martensite
Pearlite
Austenite
Cementite

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Chemical Engineering Basics
Cold cracking in the heat affected zone of a high strength steel weld can take place because of the

Martensite formation
Sufficient hydrogen present in the welding arc
Relatively high sulphur content in the base metal
Retained austenite

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