In case of __________ distillation, a solvent is added to alter the relative volatility of the mixture to be separated.

Question: Finned tube heat exchangers
[A].

give larger area per tube.

[B].

use metal fins of low thermal conductivity.

[C].

facilitate very large temperature drop through tube wall.

[D].

are used for smaller heat load.

Answer: Option A

Explanation:

No answer description available for this question.

Question: One kilogram of water at 0°C is changed to superheated steam of one atm pressure and 300° C. The major heat consumption in the process will be to
[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

Answer: Option B

Explanation:

No answer description available for this question.