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Heat Transfer

Heat Transfer
'Duhring's plot' is of use in

Leaching
Absorption
Extractive distillation
Evaporation

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Heat Transfer
Choose the correct equation.

Nu = (Re)(Pr)
Nu = (Pr)(St)
Nu = (Re) (Pr) (St)
Nu = (Re) (Pr) (Gz)

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Heat Transfer
A graph between __________ is called Wilson plot.

1/v0.8 Vs . U
V0.8 Vs . U
1/U Vs . 1/v0.8
1/U Vs . 1/V

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Heat Transfer
With increase in temperature, the thermal conductivity of non-metallic amorphous solids

increases
None of the listed here
remains same
decreases

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Heat Transfer
As the difference between the wall temperature and bulk temperature increases, the boiling heat transfer co-efficient

continues to decrease
goes through a maximum.
goes through a minimum
continues to increase

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Heat Transfer
The steam ejector is used to

None of these
Superheat the steam
Create vacuum
Remove condensate from the steam pipelines

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MORE MCQ ON Heat Transfer

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