A. Remove condensate from the steam pipelines
B. Create vacuum
C. Superheat the steam
D. None of these
A. Heat the water from 0°C to 100°C
B. Evaporate the water
C. To superheat the steam
D. Data insufficient, can’t be predicted
A. Clean and dirt free
B. Smooth clean
C. Contaminated cooling
D. Polished
A. Temperature of the heating surface is less than the boiling point of the liquid
B. Temperature of the heating surface is more than the boiling point of the liquid
C. Bubbles from heating surface are absorbed by the mass of the liquid
D. Very large vapour space is necessary
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 surface
A. Pool
B. Nucleate
C. Transition
D. Film
A. 0
B. 1
C. > 1
D. Between 0 and 1