What is one of the main reasons for sub-cooling the liquid refrigerant in a refrigeration system?

Refrigeration and Air Conditioning MCQs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

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Subject
Refrigeration and Air Conditioningmechanical-engineering-mcqs › refrigeration-and-air-conditioning
Published
25 Jan 2019
Last updated
28 May 2026

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Explanation

Sub-cooling the liquid refrigerant ensures that it remains in a fully liquid state before entering the expansion valve, preventing vapor from passing through and ensuring efficient operation of the refrigeration cycle.

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