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Chemical Engineering Basics

Chemical Engineering Basics
__________ test can be termed as the semi-distructive test.

Torsion
Charpy
Hardness
Impact

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Chemical Engineering Basics
__________ forces do not act in case of fluids.

Tensile
Vibratory
Elastic
Centrifugal

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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.

Shows inversion of solubility
None of these
Decreases
Increases

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Chemical Engineering Basics
Coke is added in the blast furnace to

Reduce & melt the iron ore
Increase the fluidity of slag
None of these
Remove sulphur & phosphorus from molten metal

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Chemical Engineering Basics
Lead is added to 60:40 brass primarily to improve

Strength
Machinability
Fluidity
Corrosion resistance

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Chemical Engineering Basics
Protection of ship hulls against sea water corrosion is done by coating with zinc because of the fact that zinc compared to iron is

Oxidised preferentially
Cheaper
Reduced preferentially
Lighter

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