engineering recuitment Vizag Steel MT Mechanical 2020 Test Series Refrigeration and Air Conditioning Refrigeration Cycles and Devices
Air enters the compressor of an ideal gas – refrigeration cycle at 10°C and 80 kPa. If the maximum and minimum temperature are 250°C and 50°C, the compressor work (in kJ/kg) is________
1
120
2
200
3
240
4
280