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Heat Transfer

Heat Transfer
__________ equation relates the thermal conductivity of a solid to its temperature.

Antonie
Lee's
Kopp's
Kistyakowski

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Heat Transfer
Choose the correct equation.

Nu = (Re)(Pr)
Nu = (Re) (Pr) (Gz)
Nu = (Pr)(St)
Nu = (Re) (Pr) (St)

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Heat Transfer
The Fourier number (defined as a.t/L²) is used in the analysis of problem involving heat transfer by

Transient conduction
Steady state conduction
Forced convection
Natural convection

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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
520
200
500

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Heat Transfer
For hot feed, forward feeding as compared to backward feeding results in __________ economy.

Increased
Decreased
No effect on
None of these

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

Entrainment separator
Steam ejector
Vacuum pump
Compressor

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MORE MCQ ON Heat Transfer

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