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Chemical Engineering Basics

Chemical Engineering Basics
Out of the following, which will fracture most readity, when hit with a hard hammer ?

German silver
Cast iron
Brass
Bronze

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Chemical Engineering Basics
__________ joint is usually used for joining cast iron pipes mostly used for temporary pipelines, where it may be necessary to dismantle & reassemble the pipeline very frequently.

Flanged
Expansion
Collar
Bell and Spigot

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Chemical Engineering Basics
Cold cracking in the heat affected zone of a high strength steel weld can take place because of the

Martensite formation
Sufficient hydrogen present in the welding arc
Relatively high sulphur content in the base metal
Retained austenite

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Chemical Engineering Basics
'Flare tower' used in industry is meant for

Venting off (after burning) the excess inflammable/toxic gases at high pressure
None of these
Cooling of furnace exhaust gases
Absorbing the pollutant gases from the furnace exhaust

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Chemical Engineering Basics
Which of the following is an example of cathodic protection of metals against corrosion ?

Galvanised iron
Lead lined reactor
Case hardened steel
Painted steel

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Chemical Engineering Basics
The most important material handling system in an integrated steel plant is the

Diesel locomotive
Belt conveyor
Truck
Overhead hoists & cranes

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