GATE Thermal Engineering Applications: Refrigeration and heat pump cycles – Previous Year Questions

2 GATE previous year questions on Refrigeration and heat pump cycles (Thermal Engineering Applications, Mechanical Engineering) with answers and explanations, from every paper.

1. GATE 2021 ME (ME2) Q31 (1 mark, Numerical answer) – Consider an ideal vapour compression refrigeration cycle working on R-134a refrigerant. The COP of the cycle is 10 and the refrigeration capacity is…
2. GATE 2022 ME (ME2) Q45 (2 marks, Multiple choice) – In a vapour compression refrigeration cycle, the refrigerant enters the compressor in saturated vapour state at evaporator pressure, with specific…