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Chemical Engineering Basics

Chemical Engineering Basics
Laser welding is widely employed in the __________ industries.

Structural
Heavy
Electronic
Process

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Chemical Engineering Basics
Lead is poured into the joint between two __________ pipes.

Cast iron
Asbestos cement
Concrete
Mild steel

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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.

Radiation
Nucleate boiling
Convection
Conduction

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Chemical Engineering Basics
Creep consideration is the most important in case of the

Steam engine flywheel
Cast iron pipes
Cycle chains
Blades of gas turbines

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Chemical Engineering Basics
Steel produced from phosphatic iron is __________ in nature.

Malleable
Tough
Ductile
Brittle

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Chemical Engineering Basics
Hollow shafts can be made as strong as solid shafts by making the twisting moments of both the shafts same. Shafts made by __________ have residual stresses.

Casting
Cold rolling
Forging
Hot rolling

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