1) Explain the term Refrigeration effect and describe the necessity and refrigeration.
2) Explain the cop, unit and refrigeration.
3) Explain the heat pump and refrigeration. Display it in the block diagram.
4) Specify any four applications of the industrial air conditioning.
5) Specify the benefits of multistage compression.
6) Depict the Carnot refrigeration cycle on the PV and TS diagram.
7) Depict the bell-Coleman cycle on the PV and TS diagram.
8) Describe the concept of greenhouse effect and global warming.
9) Explain what is meant by eco-friendly refrigerants? Provide any two examples.
10) Describe the steam jet refrigeration system.
11) Describe what ice refrigeration system is?