What happens to the refrigerant during the compression process in a refrigeration cycle?

• A. It cools down
• B. It expands
• C. Its pressure increases
• D. It turns into liquid

Answer: (C)

During the compression process in a refrigeration cycle, the refrigerant undergoes a significant change in its state due to the work done by the compressor. As the compressor draws in the refrigerant gas, it compresses it, thereby reducing its volume. This process requires energy, which is supplied by the compressor.

The key result of this compression is an increase in the pressure and temperature of the refrigerant gas. As the gas is compressed, the molecules are forced closer together, leading to a rise in pressure. This increase in pressure is essential for the next phase of the refrigeration cycle, as it prepares the refrigerant for heat rejection in the condenser.

Understanding this process is crucial for anyone working with refrigeration systems, as managing pressures effectively ensures efficient operation and helps prevent system failures. The other options indicate changes that do not accurately reflect what occurs during the compression phase.