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Heat and Mass Transfer

Heat and Mass Transfer
Cork is a good insulator because it has

Free electrons
Atoms colliding frequency
Porous body
Low density

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Heat and Mass Transfer
Total heat is the heat required to

Change vapour into liquid
Change liquid into vapour
Increase the temperature of a liquid or vapour
Convert water into steam and superheat it

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Heat and Mass Transfer
Heat is closely related with

Liquids
Temperature
Energy
Entropy

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Heat and Mass Transfer
Which of the following is expected to have highest thermal conductivity?

Water
Melting ice
Solid ice
Steam

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Heat and Mass Transfer
The concept of overall coefficient of heat transfer is used in heat transfer problems of

Conduction and convection
Conduction
Radiation
Convection

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Heat and Mass Transfer
Pick up the wrong case. Heat flowing from one side to other depends directly on

Thickness
Face area
Time
Temperature difference

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MORE MCQ ON Heat and Mass Transfer

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