When vaporisation takes place through a blanketting film of gas, the phenomenon is termed as __________ boiling.
A) Pool
B) Nucleate
C) Transition
D) Film
Correct Answer:
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Q30: Prandtl number is given by
A)CP µ/a
B)hD/k
C)CP µ/k
D)µ/h
Q31: Pick out the wrong statement:
A)With change in
Q32: Prandtl number is the ratio of
A)Momentum diffusivity
Q33: In the free convection regime of pool
Q34: Radiation heat losses from satisfactorily insulated high
Q36: In SI units, fouling factor is expressed
Q37: Kg of liquid evaporated per hour in
Q38: The left face of a one dimensional
Q39: In forced convection, the heat transfer depends
Q40: Agitated film evaporator is suitable for concentrating
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