Chemical Engineering - Chemical Engineering Thermodynamics

11.
When liquid and vapour phase of multi-component system are in equilibrium (at a given temperature and pressure), then chemical potential of each component is
same in both the phases.
zero in both the phases.
more in vapour phase.
more in liquid phase.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

12.
COP of a refrigerator drawing 1 kW of power per ton of refrigeration is about
0.5
3.5
4.5
8.5
Answer: Option
Explanation:
No answer description is available. Let's discuss.

13.
The number of degrees of freedom for a mixture of ice and water (liquid) are
2
3
1
0
Answer: Option
Explanation:
No answer description is available. Let's discuss.

14.
On opening the door of an operating refrigerator kept in a closed room, the temperature of the room will
increase
decrease
remain same
increase in summer and will decrease in winter
Answer: Option
Explanation:
No answer description is available. Let's discuss.

15.
Domestic refrigerator usually works on the __________ refrigeration cycle.
Carnot
air
absorption
vapour-ejection
Answer: Option
Explanation:
No answer description is available. Let's discuss.