Watch the youtube video and discuss the ff;

1. What is Air-conditioning?

2. How does the refrigerant works?

3. Define (a) condenser, (b) evaporator, (c) expansion valve and (d) compressor

4. Describe the properties, temperature, and pressure of refrigerator from the expansion vavle going to the evaporator.

5. Describe the properties, temperature, and pressure of refrigerator from the evaporator going to the compressor.

6. Describe the properties, temperature, and pressure of refrigerator from the compressor going to the condenser.

YOUTUBE LINK: https://www.youtube.com/watch?v=SfuSzBja8QA&t=29s