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Chemical Engineering Basics

Chemical Engineering Basics
Eutectic reaction for iron-carbon system occurs at a temperature of __________ °C.

1147
723
959
1493

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

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

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Chemical Engineering Basics
The wet bulb temperature is lower in dry air than in wet air at the same temperature. A dry bulb thermometer registers a higher temperature than a wet bulb thermometer except at __________ percent relative humidity.

None of these
100
50

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Chemical Engineering Basics
Friction factor for fluid flow in pipe does not depend upon the

Fluid density & viscosity
Pipe length
Mass flow rate of fluid
Pipe roughness

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Chemical Engineering Basics
Speed of a submarine in deep sea & that of an aeroplane is measured by a/an

Rotameter
Pitot tube
Stroboscope
Hot wire anemometer

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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.

Electromagnetic
Diaphragm
Axial flow
Reciprocating

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