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Chemical Engineering Basics

Chemical Engineering Basics
Atomic __________ of an element is a whole number.

Weight
Number
Volume
Radius

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Chemical Engineering Basics
The ratio of coil diameter to wire diameter of a spring is called the spring

Form co-efficient
Index
Deflection
None of these

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

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

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Chemical Engineering Basics
If a heat transfer surface is pock-marked with a number of cavities, then as compared to a smooth surface the heat transfer by __________ will not increase.

Conduction
Convection
Radiation
Nucleate boiling

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

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

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Chemical Engineering Basics
Oxygen cylinders used for autogenous (cutting/welding) purposes are

Welded steel cylinders
Made by sand casting
Seamless & made of steel
Heat treated before use

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