A rigid tank contains 5 kg of refrigerant-134a initially at 20°C and 160 kPa. The refrigerant is now cooled while being
Posted: Tue May 17, 2022 9:24 pm
A rigid tank contains 5 kg of refrigerant-134a initially at 20°C and 160 kPa. The refrigerant is now cooled while being stirred until its pressure drops to 100 kPa. Determine the entropy change of the refrigerant during this process.