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Chemical Engineering Basics

Chemical Engineering Basics
Austempering of steel requires.it to be heated to 875°C followed by sudden cooling to 250-525°C, thereby changing austenite to

Bainite
Troostite
Sorbite
Martensite

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Chemical Engineering Basics
Pick out the wrong statement. If the net positive suction head (NPSH) requirement of a pump is not satisfied, then

It will deliver low discharge of liquid
Its efficiency will not be affected
It will not develop sufficient head to raise water
It will be cavitated

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Chemical Engineering Basics
Capacity & power requirement for an air compressor working at high altitude compared to sea-level will be

Either more or less; depends on the climatic conditions
More
Same
Less

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Chemical Engineering Basics
Out of the following, the joint produced by __________ has the lowest strength.

Rivetting
Soldering
Welding
Brazing

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Chemical Engineering Basics
Pipelines carrying various utilities in chemical industries are identified by their colour codes. The color of pipeline carrying steam is

Black
Green
Silver grey
Yellow

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

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

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