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Heat Transfer

Heat Transfer
Mechanical recompression evaporation is used in the production of

Alcohol
Distilled water
Fruits jam
Salt

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Heat Transfer
The rate of heat transfer is a product of overall heat transfer co-efficient, the difference in temperature and the

Heat transfer area
Heating volume
Nusselt number
None of these

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Heat Transfer
Double pipe heat exchangers are used

because it occupies less floor area
when heat transfer area required is very low
because it is less costly
when heat transfer area required is very high

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Heat Transfer
__________ heat exchanger is used for chilling oil to be dewaxed.

Double pipe
U-tube
Fixed tube
Floating head

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Heat Transfer
Agitated film evaporator is suitable for concentrating __________ liquids.

Viscous
Corrosive
Very thin
Foaming

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Heat Transfer
jH factor for heat transfer depends upon the __________ number.

Biot
Prandtl
Reynolds
Nusselt

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