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Heat Transfer

Heat Transfer
__________ equation relates the thermal conductivity of a solid to its temperature.

Kistyakowski
Antonie
Lee's
Kopp's

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Heat Transfer
Water is normally used as a coolant in the heat exchange equipments mainly because ofits

Low viscosity
Low density
High fluidity
Abundance & high heat capacity

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Heat Transfer
Forced circulation evaporators are useful for the concentration of viscous, salting and scale forming liquors. Which of the following is a forced circulation evaporator?

Long vertical evaporator
Calenderia vertical tube evaporator
Agitated film evaporator
Horizontal tube evaporator

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Heat Transfer
Heat transfer occurs by natural convection because change in temperature causes difference in

Thermal conductivity
Heat capacity
Density
Viscosity

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Heat Transfer
The statement that "maximum wavelength of radiation is inversly proportional to the temperature" is __________ law.

Planck's
Wien's displacement
Stefan-Boltzman's
None of these

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Heat Transfer
Duhring rule is important in solving problems on

Humidification
Distillation
Evaporation
Crystallisation

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MORE MCQ ON Heat Transfer

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