A device with mass m = 0.21 kg. Contains gas Initially with specific volume v1= 0.84 m/kg ,P1=104 kPa , T1=295 K. Gas compressed to a V2= 0.25 m³/kg, P2=633 kPa , T2=433 K. The useful work input is...

Extracted text: A device with mass m = 0.21 kg. Contains gas Initially with specific volume v1= 0.84 m/kg ,P1=104 kPa , T1=295 K. Gas compressed to a V2= 0.25 m³/kg, P2=633 kPa , T2=433 K. The useful work input is W=180 kJ. Po=101kPa, To=289 K and vo= 0.84 m³/kg , determine Properties : R= 0.2871 kPa.m³/kg.K ( cp = 1.01 kJ/kg-K and Cy = 0.725KJ/kg-K The exergy state (1), X1 The exergy state (2), X2 The reversible work The second-law efficiency of the compressor