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Heat Transfer

Heat Transfer
Fourier's law applies to the heat transfer by

None of the listed here
conduction
radiation
convection

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Heat Transfer
For evaporation of viscous solution in a multiple effect evaporator, the prefered feeding scheme is

Parallel
Backward
Forward
None of these

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Heat Transfer
In case of __________ boiling, the liquid temperature is below the saturation temperature and the boiling takes place in the vicinity of the heated surface.

Pool
Nucleate
Saturated
Local

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Heat Transfer
In a single effect evaporator, the economy is

1
< 1
None of these
> 1

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Heat Transfer
Which of the following has the minimum absorptivity?

Refractory bricks
Coal dust
Iron plates
Aluminium foil

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Heat Transfer
In a single evaporator system, the steam economy __________ by creating vacuum in the evaporator.

Decreases
May increase or decrease, depends on the vacuum
Increases
Remains constant

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