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Heat Transfer

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

Evaporation
Leaching
Absorption
Extractive distillation

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Heat Transfer
Fourier's law of heat conduction applies to __________ surfaces.

Non-isothermal
Isothermal
Neither A and B
Both A and B

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Heat Transfer
Steam consumption in kg/hr in case of an evaporator is given by (where, C & E are capacity the economy of the evaporator respectively)

E/C
1/CE
CE
C/E

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Heat Transfer
Forced circulation evaporators are normally used for concentrating liquids having

Neither A nor B
High viscosity
Both A & B
Scaling characteristics

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Heat Transfer
jH factor for heat transfer is not a function of the __________ number.

Reynolds
Both B & C
Nusselt
Grashoff

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Heat Transfer
In case of vertical tube evaporator, with increase in liquor level, the overall heat transfer co-efficient

Increases
May increase or decrease; depends on the feed
Decreases
Is not affected

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MORE MCQ ON Heat Transfer

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