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Chemical Engineering Basics

Chemical Engineering Basics
Swaging is a/an __________ operation.

Drawing
Piercing
Forging
Extrusion

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Chemical Engineering Basics
Scaling occurs in boiler tubes due to the fact that, the solubility of Ca(OH)₂ __________ with increasing temperature.

Decreases
None of these
Increases
Shows inversion of solubility

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Chemical Engineering Basics
__________ of hard alloy and tool steel is done to make it easily machinable.

Tempering
Normalising
Case carburising
Annealing

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Chemical Engineering Basics
Nitrogen is not an essential component of

Any of these
Oils & fats
Urea
Protein

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Chemical Engineering Basics
Speed of a submarine in deep sea & that of an aeroplane is measured by a/an

Stroboscope
Rotameter
Pitot tube
Hot wire anemometer

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Chemical Engineering Basics
Out of the following, the dimensionless quantity is

Density
Viscosity
Specific weight
Mach number

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