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Heat Transfer

Heat Transfer
The Stefan-Boltzman constant depends on the

Temperature
None of these
Medium
Surface

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Heat Transfer
LMTD can't be used as such without a correction factor for the

Condensation of mixed vapour in a condenser
Multipass heat exchanger
Baffled heat exchanger
All of these

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Heat Transfer
In a forward feed multiple effect evaporator, the pressure is

Dependent on the number of effects
Highest in last effect
Lowest in last effect
Same in all effects

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Heat Transfer
Reynold's analogy states that (where, St = Stanton number f = friction factor)

St = f/2
St = f/4
St = 4f
St = f1/2

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Heat Transfer
An ejector is used to

Remove condensate
Increase temperature
Increase pressure
None of these

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Heat Transfer
The ratio of velocity head to tube side return loss in case of a multipass shell and tube heat exchanger is

43834
4
2
43832

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MORE MCQ ON Heat Transfer

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