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Heat Transfer

Heat Transfer
The unit of conductance in SI unit is

W/m²
W/m
W/°K
W/m°K

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

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

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Heat Transfer
Kg of liquid evaporated per hour in an evaporator is defined as its

Capacity
None of these
Steam load
Economy

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Heat Transfer
Multiple effect evaporators are commonly used in the manufacture of P. Paper Q. Superphosphate R. Sugar S. Fats

P and S
R and S
P and R
P and Q

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Heat Transfer
In forced convection, the Nusselt number is a function of

Re and Sc
Re and Gr
Pr and Gr
Re and Pr

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Heat Transfer
Agitated film evaporator is suitable for concentrating __________ liquids.

Foaming
Viscous
Very thin
Corrosive

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