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Heat Transfer

Heat Transfer
Reynold's analogy states that

NRe α f
Nst α NRe
NNu α f
Nst α f

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Heat Transfer
The separation of liquid droplets from the vapor is done by a/an __________ , in the evaporators.

Compressor
Vacuum pump
Entrainment separator
Steam ejector

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Heat Transfer
The driving potential for the crystal growth during crystallisation is the __________ of the solution.

Super-saturation
Viscosity
Concentration
Density

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Heat Transfer
Baffles are provided in heat exchangers to increase the

Heat transfer area
Fouling factor
Heat transfer co-efficient
Heat transfer rate

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Heat Transfer
Steam side heat transfer co-efficient in an evaporator is in the range of __________ kcal/hr.m²°C.

5000-15000
18537
1000-1500
100-500

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Heat Transfer
The number of kg vaporised per kg of steam fed to the evaporator is defined as

Rate of vaporisation
Capacity
Rate of evaporation
Economy

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