Refrigerant-134a at 800 kPa and 25°C is throttled to a temperature of 220°C. Determine the pressure and the internal energy of the refrigerant at the final state.

Q: Steam enters an adiabatic turbine at 5 MPa and 4508C and leaves at a pressure of 1.4 MPa. Determine…

A: Given:- P1 = 5 MPa P2 = 1.4 MPa T1 = 450o C

Q: The temperature generated in the cylinder of an engine is 1040 K. Estimate the theoretical maximum…

A: Let the temperature of the source be Th and that of the cold sink be Tc. Note: For a heat engine on…

Q: Steam enters an adiabatic turbine at 8 MPa and 500°C at a rate of 3.5 kg/s and leaves at 10 kPa. If…

A: SOlution: given that P1 = 8 MPa P2 = 10 kPa T1=500 C P =2.5 MW mass flow m=3.5 kg/s

Q: Calculate the amount of work W done on a gas that undergoes a change of state described by the pV…

A:

Q: An ideal gas is compressed adiabatically from an initial volume V to a final volume aV and a work W…

A:

Q: An engine runs with an intake temperature of TH Tc = 300K. The engine's manufacturer claims the…

A: The second law of thermodynamics indicates that a Carnot engine operating between two given…

Q: Refrigerant 134a inside an insulated piston-cylinder assembly initially occupies 0.017 m at 0.6 MPa,…

A: The ideal gas law equation is  PV=nRT Here  P=0.6 MPa=6×105 PaV=0.017 m3T=40°C=313.15 K

Q: Air is compressed in a piston-cylinder assembly from p₁ = 25 lbf/in², T₁ = 500°R, V₁ = 9 ft3 to a…

A: Given p1=25 lb/in2T1=500°RV1=9ft3=(9×123)in3=15552 in3V2=1ft3=(1×123)in3=1728in3 Now, the relation…