A piston- cylinder system containing 0.5 lbm of air undergoes two reversible processes as shown in the T-s diagram below. The pressure at state -1 is 400kPa and at state-2 is 0.3 MPa. Find the Following Pressure , temperature and specific volume at each state. Heat transfer and work done by process. Entropy change for each process. Assume ideal gas behavior and temperature - independent specific heat. Present final answer in SI units.

Q: If steam is heated in a rigif tank and its internal energy increases by 500 kJ, find the heat input…

A: As the tank is rigid there will be no change in the volume and hence no work done by the steam. If…

Q: Consider an ideal gas which is being throttled to pressure of 1 bar at a rate of 100 mol/s The…

A: Molar flow rate of an idea gas = 100 mol/sInitial pressure = 25 barFinal pressure (pressure at the…

Q: True or False: 1. In a continuous flow process, the mass flow rate of fluid entering the system is…

A: Answers:1). True Explanation: In a continuous flow process, mass is conserved. The mass flow rate of…

Q: #5 In this example we have two glass bubbles connected to one another by a thin tube that is closed…

A: If a hot gas is mixed with a cold gas, heat is transferred from the hot gas to cold gas. This heat…

Q: You have a workshop in the back yard of your house where you do carpentry. You like to be at…

A:

Q: Compressed air at room temperature (295 K) is contained in a 20-L tank at 2 bar. The valve is opened…

A:

Q: Air enters an adiabatic turbine at 600 kPa and 1000oC. The exit pressure of the air is 50 kPa.…

A: The temperature at the exit of the adiabatic turbine is to be calculated along with the amount of…

Q: Consider the piston-cylinder arrangement shown, in which the friction-free piston is free to move…

A:

Q: Consider an ideal gas which is being throttled to a pressure of 1 bar at a rate of 100 mol/s The…

A: An ideal gas Throttled toP1=25 barP2=1 barRate ,r=100mol/sTs=300KFindRate of entropy generation,Lost…

Q: 2. Atmospheric pressure water boils in a stainless steel kettle with Tx = 8C. Estimated heat flux…

A: The water boiling heat transfer coefficient is calculated by empirical relations. These are given by…

Q: For the given question and solution, for part (b), finding the work input  of the saturated vapour…

A: A compressor is used to compress steam at two different phase of steam.

Q: An air compressor, as shown in the figure, compresses air from atmospheric pressure (100 kPa) and…

A: P(1) = 100 kPa T(1) = 280K P(2) = 600 kPa T(2) = 400K Mass Flowrate = 1 kg/s

Q: 2.A rigid tank of volume 0.5 m³ is connected to a piston-cylinder assembly by a valve as shown…

A: A piston-cylinder assembly is given.

Q: Let’s verify that the macroscopic and microscopic approaches to the calculation of entropy lead to…

A: Microscopic approaches are the approaches that consider every minute particle or the molecules of…

Q: An ideal gas that is heated at constant pressure enters the steady-flow heat exchanger at 343.15 K.…

A: