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Questions and Answers
What is the function of an expansion device in a refrigeration system?
What is the function of an expansion device in a refrigeration system?
- To regulate the flow of refrigerant to the compressor
- To increase the pressure on the liquid refrigerant and cool it down
- To reduce the pressure on the liquid refrigerant and allow it to expand (correct)
- To prevent the refrigerant from vaporizing
What is the purpose of an evaporator in a refrigeration system?
What is the purpose of an evaporator in a refrigeration system?
- To increase the pressure of the refrigerant
- To regulate the flow of refrigerant to the condenser
- To remove heat from high-pressure vaporized refrigerant
- To add heat to low-pressure liquid refrigerant (correct)
Why is an evaporating medium used in the evaporator of a refrigeration system?
Why is an evaporating medium used in the evaporator of a refrigeration system?
- To increase the pressure of the refrigerant
- To reduce the temperature of the refrigerant
- To transfer heat from the medium to the cold refrigerant (correct)
- To prevent vaporization of the refrigerant
What is the role of baffles in a refrigeration system's evaporator?
What is the role of baffles in a refrigeration system's evaporator?
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