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Chemical Engineering Basics

Chemical Engineering Basics
Thermal efficiency of an internal combustion engine is around __________ percent.

8
80
65
35

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Chemical Engineering Basics
Air standard Otto cycle is more efficient than the diesel cycle for the same

Compression ratio & pressure
Heat addition & pressure
Heat addition & compression ratio
Cylinder dimension & rpm

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Chemical Engineering Basics
In "Imperial Smelting Process" for extraction of zinc, zinc vapour thus produced is quenched in the external condenser by the use of the following :

Rain of molten lead
Jet of water at high pressure
Mixture of water and air
Blast of air

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Chemical Engineering Basics
Which of the following is an example of stress corrosion ?

Both (a) & (b)
Neither (a) nor (b)
Caustic embrittlement of steel
Season cracking of brass

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Chemical Engineering Basics
Circulation of liquid metal (i.e. molten sodium) in a liquid metal cooled nuclear reactor is done by a/an __________ pump.

Axial flow
Electromagnetic
Diaphragm
Reciprocating

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Chemical Engineering Basics
Hollow shafts can be made as strong as solid shafts by making the twisting moments of both the shafts same. Shafts made by __________ have residual stresses.

Casting
Forging
Hot rolling
Cold rolling

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MORE MCQ ON Chemical Engineering Basics

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