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Chemical Engineering Basics

Chemical Engineering Basics
With increase in steam pressure, its specific volume decreases

Slowly first and then rapidly
Rapidly first and then slowly
Linearly
Exponentially

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

25/2
21/3
23
23/2

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Chemical Engineering Basics
Volume of blast furnace slag is about __________ times the volume of hot metal (pig iron) of the same weight

7
5
3
1.5

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Chemical Engineering Basics
Alumina, silica, lime and iron oxide are the basic raw material for the manufacture of portland cement. The component of Portland cement which first hardens is

2CaO . SiO₂
3CaO . SiO₂
3CaO . Al2O₃
5CaO . 3 Al2O₃

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Chemical Engineering Basics
__________ forces do not act in case of fluids.

Tensile
Elastic
Centrifugal
Vibratory

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Chemical Engineering Basics
__________ iron is produced by the annealing of white cast iron.

Ductile
Nodular
Grey
Malleable

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