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Chemical Engineering Basics

Chemical Engineering Basics
Dies for wire drawing are generally made of

Carbides
Mild steel
Stainless steel
High carbon steel

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Chemical Engineering Basics
The basic function of the drum in a boiler is to

Act as a storage for feed water
Remove settling impurities from steam
Separate steam from water
Act as a storage for steam

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Chemical Engineering Basics
When the wet steam is throttled but still remains wet at the exit of the throttle valve, then its temperature & dryness fraction respectively

Decreases & decreases
Decreases & increases
Increases & decreases
Increases & increases

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Chemical Engineering Basics
Atomic __________ of an element is a whole number.

Weight
Volume
Number
Radius

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

Machinability
Fluidity
Corrosion resistance
Strength

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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
Increases
None of these
Decreases

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