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Chemical Engineering Basics

Chemical Engineering Basics
Nitrogen is not an essential component of

Oils & fats
Urea
Protein
Any of these

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Chemical Engineering Basics
The best criterion for analysing an economic investment is the

Present value method
Future value method
Rate of return criterion
Salvage value

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Chemical Engineering Basics
Grain hardness is measured by the __________ hardness testing method.

Vicker's
Rockwell F
Knoop
Shore sceleroscope

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Chemical Engineering Basics
If the head is doubled in & centrifugal pump, the power required will increase in the ratio of

25/2
21/3
23/2
23

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Chemical Engineering Basics
Load cells used for the measurement of weight has

Provision of thermal compensation and is hermetically sealed
No moving parts and incurs negligible deflection under load
All of these
Compact & rugged construction with an accuracy of 0.1 to 1%

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Chemical Engineering Basics
Kinematic viscosity of water as compared to that of air is

15% less
More
15% more
Same

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