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CHEMICAL ENGINEERING BASICS

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

Galvanised iron
Case hardened steel
Painted steel
Lead lined reactor

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Chemical Engineering Basics
Pipelines carrying various utilities in chemical industries are identified by their colour codes. The color of pipeline carrying steam is

Black
Green
Yellow
Silver grey

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Chemical Engineering Basics
The basic function of the drum in a boiler is to

Remove settling impurities from steam
Act as a storage for steam
Separate steam from water
Act as a storage for feed water

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Chemical Engineering Basics
Unit of viscosity in CGS system is

Gm .cm⁻¹ sec⁻¹
Gm . cm . sec⁻¹
Gm .cm⁻², sec⁻¹
Gm . cm² . sec⁻²

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Chemical Engineering Basics
Buoyancy force depends on the __________ the liquid.

Surface tension of
Viscosity of
Displaced mass of
Depth of immersion in

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