Heat Transfer Operations Practice Test 8

1. ___________ drying would be chosen whenever the production rate is small (under 200 kg/hr).

2. Dehydration removes moisture _________ efficiency as Desiccation.

3. Which one of the following reboiler is best suited for high vaporization rate up to about 80% of the feed?

4. When the temperature of water is at about 90-100 degrees more than its boiling point, then what is the name of this type of boiling?

5. In horizontal thermosyphon natural convection reboiler, the solution is heated in the shell with the hot fluid in the tubes.

6. Kettle reboiler is suitable for heat sensitive materials as it has low residence time.

7. What is the name of the phenomenon in the point circled in boiling curve of water?

8. The milk while boiling in an open vessel spills out because of the ___________ phenomenon.

9. Which one of the following is used to completely remove water and helps in preservation of foods?

10. Kettle reboiler is also called a ___________ reboiler.