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Heat Transfer

Heat Transfer
The units of resistance to heat transfer is

J.m⁻².K⁻¹
W.m⁻².K⁻¹
J.m⁻¹.K⁻¹
W⁻¹m²K

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Heat Transfer
1000 kg of wet solids are to be dried from 60% to 20% moisture (by weight). The mass of moisture removed in kg is

400
500
200
520

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Heat Transfer
Vibrations in the tubes of a shell and tube heat exchanger is induced due to the

Vibrations transmitted through piping and/or supports due to external reasons
Flow of fluid on the tube and shell sides
All of these
Oscillations in the flow of shell/tube sides fluid

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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

43832
43834
4
2

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Heat Transfer
Duhring rule is important in solving problems on

Evaporation
Distillation
Humidification
Crystallisation

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Heat Transfer
According to Reynolds analogy, Stanton number is equal to

f/4
f
f/2
2f

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MORE MCQ ON Heat Transfer

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