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Chemical Engineering Basics

Chemical Engineering Basics
Lead is poured into the joint between two __________ pipes.

Concrete
Mild steel
Cast iron
Asbestos cement

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Chemical Engineering Basics
Creep consideration is the most important in case of the

Steam engine flywheel
Cycle chains
Blades of gas turbines
Cast iron pipes

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

Fuel injection
Hot compressed air
Spark
None of these

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Chemical Engineering Basics
Shaft/rotor speed is most accurately measured by a

Tachometer
Frequency counter
Strobometer
Speedometer

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Chemical Engineering Basics
1% concentration of water vapor in air is equivalent to __________ ppm (parts per million).

10
10000
100
1000

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

Case carburising
Annealing
Tempering
Normalising

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