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Chemical Engineering Basics

Chemical Engineering Basics
Volume of blast furnace slag is about __________ times the volume of hot metal (pig iron) of the same weight

1.5
3
5
7

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

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

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Chemical Engineering Basics
Ignition of fuel in a diesel engine is by

Fuel injection
Spark
None of these
Hot compressed air

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

Heavy
Electronic
Process
Structural

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

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

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Chemical Engineering Basics
The weight of a body at the centre of the earth is

Same as on the surface of the earth
None of these
Zero
Infinite

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