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Heat Transfer

Heat Transfer
Duhring rule is important in solving problems on

Distillation
Crystallisation
Evaporation
Humidification

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Heat Transfer
Temperature profile in steady state heat transfer is

Linear
parabolic
hyperbolic
none of the listed here

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Heat Transfer
The heat transfer by radiation from a mild steel surface is to be reduced by reducing the emissivity of the surface. This can be best achieved by

Giving the surface a mirror finish
Painting the surface black
Roughening the surface
Painting the surface white (with aluminium paint)

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Heat Transfer
Which of the following accessories is provided in the vapor line of an evaporator for removing the entrained liquid ?

Bleed point
Catchall
Vent
None of the listed here

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Heat Transfer
The driving potential for the crystal growth during crystallisation is the __________ of the solution.

Concentration
Super-saturation
Density
Viscosity

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Heat Transfer
The number of kg vaporised per kg of steam fed to the evaporator is defined as

Capacity
Rate of vaporisation
Economy
Rate of evaporation

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MORE MCQ ON Heat Transfer

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