Correction is applied to LMTD for __________ flow?
Correction is applied to LMTD for __________ flow?
A. Parallel
B. Counter
C. Cross
D. None of these
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Leidenfrost point is a term concerned with the____________________?
Leidenfrost point is a term concerned with the____________________?A. Condensation of the saturated vapor on a cold surface
B. Concentration of a corrosive solution by evaporation
C. Heat transfer between two highly viscous liquids
D. Boiling of a liquid on a hot surfaceWhen vaporisation takes place directly at the heating surface, it is called________________?
When vaporisation takes place directly at the heating surface, it is called________________?A. Film boiling
B. Nucleate boiling
C. Vapour binding
D. None of theseIn a forward feed multiple effect evaporator, the pressure is ____________________?
In a forward feed multiple effect evaporator, the pressure is ____________________?A. Highest in last effect
B. Lowest in last effect
C. Same in all effects
D. Dependent on the number of effectsElectro-magnetic spectrum range, which is important for radiation varies from _____________ microns?
Electro-magnetic spectrum range, which is important for radiation varies from _____________ microns?A. 1 to 100
B. 0.5 to 50
C. 10 to 100
D. 100 to 1000For condensation of pure vapors, if the heat transfer co-efficients in filmwise and drop-wise condensation are respectively hf and hd, then__________________?
For condensation of pure vapors, if the heat transfer co-efficients in filmwise and drop-wise condensation are respectively hf and hd, then__________________?A. hf = hd
B. hf > hd
C. hf < hd
D. hf could be greater or smaller than hdThe separation of liquid droplets from the vapor is done by a/an _____________ in the evaporators?
The separation of liquid droplets from the vapor is done by a/an _____________ in the evaporators?A. Steam ejector
B. Entrainment separator
C. Compressor
D. Vacuum pump