Related Questions

The burnout heat flux in the nucleate boiling regime is not a function of the
A Liquid density
B Vapour density
C Temperature difference
D Heat of evaporation
The heat flux in the nucleate boiling regimes is proportional to (where, ΔT = excess temperature)
A (ΔT)2
B (ΔT)4
C (ΔT)3
D $$\sqrt {\Delta {\text{T}}} $$
The distillation carried out in such a way that the liquid with the lowest boiling point is first evaporated and re-condensed, then the liquid with the next higher boiling point is then evaporated and re-condensed, and so on until all the available liquid fuels are separately recovered in the sequence of their boiling points. Such a process is called
A Cracking
B Fractional distillation
C Full distillation
D Carbonisation
Boiling point elevation for a strong and concentrated solution is found by Duhring's rule, which states that at the same pressure, the boiling point of a solution is a linear function of the __________ of pure water.
A Boiling point
B Dynamic viscosity
C Kinematic viscosity
D Density
Even though heat transfer co-efficients in boiling liquids is large, use of fins is advantageous, when the entire surface is exposed to __________ boiling.
A Film
B Nucleate
C Transition
D All of the above
In spite of large heat transfer co-efficients in boiling liquids, fins are used advantageously, where the entire surface is exposed to __________ boiling.
A Film
B Nucleate
C Transition
D All of the above
Boiling of milk in an open vessel is an example of __________ boiling.
A Film
B Sub-cooled
C Saturated nucleate
D None of these
In case of __________ boiling, the liquid temperature is below the saturation temperature and the boiling takes place in the vicinity of the heated surface.
A Nucleate
B Local
C Pool
D Saturated
In a group of 60 probationary officers, 40% of them were promoted, 12 of them were terminated and rest to them were placed on probation for the second time. What percent of the probationary officers were placed on probation for the second time ?
A 60
B 50
C 40
D 30
The young man was quickly promoted when his employers saw how ___ he was.
A indigent
B indifferent
C assiduous
D lethargic

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