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Chemical Engineering Basics

Chemical Engineering Basics
Out of the following, the most ductile material is

Nickel
Copper
Mild steel
Aluminium

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Chemical Engineering Basics
If the head is doubled in & centrifugal pump, the power required will increase in the ratio of

23
23/2
25/2
21/3

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Chemical Engineering Basics
Specific __________ is a dimensionless quantity.

None of these
Heat
Humidity
Weight

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

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

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Chemical Engineering Basics
Chlorine acts as a bleaching agent only in the presence of

Sunlight
Pure oxygen
Dry air
Moisture

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Chemical Engineering Basics
Which of the following metals reacts violently with water ?

Mercury
Calcium
Sodium
Magnesium

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