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Heat Transfer

Heat Transfer
Viscous & heat sensitive liquids are concentrated in __________ evaporators.

Long tube
None of these
Open pan
Agitated film

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Heat Transfer
Wavelength corresponding to the maximum energy is inversely proportional to the absolute temperature. This is __________ law.

Kirchoffs
Wien's
Dalton's
Stefan's

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Heat Transfer
Nucleate boiling is promoted

None of these
On rough surfaces
In the absence of agitation
On polished surfaces

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Heat Transfer
According to Reynolds analogy, Stanton number is equal to

f
2f
f/2
f/4

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Heat Transfer
Correction is applied to LMTD for __________ flow.

Cross
Counter
Parallel
None of these

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Heat Transfer
To reduce the tube side pressure drop for the same flow rate, the heat exchanger recomended is

3-2 heat exchanger
2-4 heat exchanger
1-1 heat exchanger
1-2 heat exchanger

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