Radiation energy is emitted by all the substances, which are above
A) 0°K
B) 0°C
C) 100°C
D) Room temperature
Correct Answer:
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Q12: Which of the following is directly concerned
Q13: The capacity of double-effect evaporator is less
Q14: The equation, Nst = f/2, is the
Q15: Nusselt number is a function of Prandtl
Q16: Forced circulation evaporators are normally used for
Q18: View factor is important in heat transfer
Q19: Pick out the wrong statement.
A)Economy of a
Q20: 'Duhring's plot' is of use in
A)Extractive distillation
B)Evaporation
C)Leaching
D)Absorption
Q21: The dimensionless group in mass transfer that
Q22: Pick out the wrong statement.
A)In drying a
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