The system shown in the figure contains gas and is going through two processes: Process 1-2 and Process2-3. The system starts with P1= 268 kPa and Volume = 0.07 m. Then pressure changes to P2 = 131 KPa.The two processes are as follows:Process 1-2: Adiabatic process and P.V2 = Constant. Wsran = 29 kJProcess 2-3:Q = 71 kl, Wshaft = 0, with the piston fixed (does not move).a)Find the Work during the first process.b) Find the change in the internal energy during each process.Draw the two processes in P-V diagram (on one diagram).12)

Answered: Image /qna-images/answer/4378ad41-10ab-4e5c-a378-d8565c622130.jpg

The system shown in the figure contains gas and is going through two processes: Process 1-2 and Process 2-3. The system starts with P1= 268 kPa and Volume = 0.07 m. Then pressure changes to P2 = 131 KPa. The two processes are as follows: Process 1-2: Adiabatic process and P.V2 Constant. Wghant 29 kJ Process 2-3:Q = 71 k), Wshaft = 0, with the piston fixed (does not move). a) Find the Work during the first process. b) Find the change in the internal energy during each process. Draw the two processes in P-V diagram (on one diagram). 2 1

The system shown in the figure contains gas and is going through two processes: Process 1-2 and Process 2-3. The system starts with P1= 268 kPa and Volume = 0.07 m. Then pressure changes to P2 = 131 KPa. The two processes are as follows: Process 1-2: Adiabatic process and P.V2 Constant. Wghant 29 kJ Process 2-3:Q = 71 k), Wshaft = 0, with the piston fixed (does not move). a) Find the Work during the first process. b) Find the change in the internal energy during each process. Draw the two processes in P-V diagram (on one diagram). 2 1

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

See similar textbooks

Similar questions

A compressor draws in 500 of air whose density is 0.079 lb and discharges min lb it with a density of 0.304 ft³ At the suction, P1 = 15 in? and at the discharge, lb The increase in the specific internal energy is 33.8 Btu and the lb P2 = 80 in? Btu heat from the air by cooling is 13 . Neglecting changes in the potential and lb Btu kinetic energy determine the work done on the air in min and in horsepower.
A mass of gas is compressed in a quasi-static process from 80 kPa, 0.1 m³ to 0.4 MPa, 0.03 m³. Assuming that the pressure and volume are related by pu" = constant, find the work done by the gas system. (Ans. -11.83 kJ)
Q3 A- 0.5kg/s of a fluid flows in 2 steady state process. The properies of fluid at entrance are measured as p1 = 1.4bar, density = 2.Sk/m3 , ul = 920kJ/kg while at exi the properties are p2 = 5.6 bar, density = 5 kg/m3 , u2 = 720Kk, The velocity at entrance i 200 misce, while at exit it is 180misec. I rejects 60kw of heat and rises through 60m during the flow, Find the change of enthalpy and the rate of work done.
ft-lb 7. One pound of air R = 53.3 is compressed isothermally in a closed system from ib-R 15 psia and 80°F to 90 psia. Compute the heat transfer.
In an engineering system, air passes through two sequential processes. These processes Information about it is given below. Process 1-2: Polytropic compression, n = 1.3, P1=100 kPa, v1 =0.04 m3 /kg v2 =0.02 m3 /kg. Process 2–3: v3 = constant pressure process up to v1. In the light of this information, 1)draw the P-v diagram of the system. 2)Work per unit air mass in kJ/kg set as.
In the piston-cylinder system shown in the figure, the piston rises up to (3) position. Choosing one of the 3 options given in the table, a) the pressure and temperature in positions (2, 3), b) Show the process change (1-2, 2-3) on the P-v diagram by drawing the saturation actions, c) find the total limit work and spring work, d) Find the heat transferred.
Please solve with detailed and clear solutions
Q3: Calculate the applied force to move the process Envierment W-100 Ib -0.2 Process W-100 Ib μ0.2 Refinery W-100 lb μ-0.1 1 P
3- Two tanks are connected as shown in Figure, both containing water. Tank A is at 200 kPa, v = 0.5 m/kg, VA =1m, and tank B contains 3.5 kg at 0.5 MPa and 400•C. The valve is now opened and the two tanks come to a uniform state. Find the final specific volume. B Ans. 0.5746 m3/kg
Edición P3. A piston-cylinder system contains 1 L of water at 105°C and 85% quality. I know adds energy, causing the plunger to travel until it makes contact with a spring of constant K = 100 N/mm, just at this moment, the volume of the water is 50% greater than the initial. The energy transfer continues until the volume is 1.7 L, and the temperature of the water reached 600°C. Make a schematic of the system according to the statement and calculate the water pressure when T = 600°C. Answer: 198.16kPa
Q2) Find: (a) initial pressure (P =?), (b) final temperature (T2 =?), (c) the amount of heat added to the system, (d) plot T-v and P-v diagrams. Water: m = 2 kg V = V2 = 300L Qin =? T = 120°C P2 = 1.8 MPa