Question

quality x=0.5 indicates a liquid/vapor mix.A piston cylinder device contains V-0 2 m3 of water at P 140 kPa and a quality of x/=0.5. The cross- sectional area of the piston is A-0.2 m2 and is restrained by a linear spring with spring constant K-52 kN/m Heat is added to the water until the volume expands to V2= 0.4 m3 (a) Determine the mass of water and the final pressure P2 (b) Fill in all other missing properties in the table. (c) Sketch the process on a P-v diagram. (d) Evaluate the work done and heat transfer. State-1-P (kPa)-1-T70) T 140 | v (rm3/kg) u (kJ/kg) x 0.5 H20

0 0
Add a comment Improve this question Transcribed image text
Know the answer?
Add Answer to:
quality x=0.5 indicates a liquid/vapor mix. A piston cylinder device contains V-0 2 m3 of water...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
  • A piston-cylinder device contains 0.1 m3 of liquid water and 0.9 m3 of water vapor in...

    A piston-cylinder device contains 0.1 m3 of liquid water and 0.9 m3 of water vapor in equilibrium at 800 kPa. Heat is transferred at constant pressure until the temperature reaches 350°C. Determine: (f) The final mass of the water. H20 P 800 kPa (g) the total change in enthalpy (AH)

  • QUESTION 24 A piston-cylinder device contains 50 kg of water at 250 kPa and 25 degree...

    QUESTION 24 A piston-cylinder device contains 50 kg of water at 250 kPa and 25 degree C. The cross-sectional area of the piston is 0.1 m2. Heat is now transferred to the water, causing part of it to evaporate and expand. When the volume reaches 0.2 m3 the piston reaches a linear spring whose spring constant is 100 kN/m. More heat is transferred to the water until the piston rises 20 cm more. Determine (a) the final pressure and temperature...

  • A piston–cylinder device initially contains 0.6 m3 of saturated water vapor at 250 kPa. At this...

    A piston–cylinder device initially contains 0.6 m3 of saturated water vapor at 250 kPa. At this state, the piston is resting on a set of stops, and the mass of the piston is such that a pressure of 300 kPa is required to move it. Heat is now slowly transferred to the steam until the volume becomes 1.5 m3. Use the data from the steam tables. a) Determine the final temperature. b) Determine the work done during this process. c)...

  • Thermodynamics A piston-cylinder system contains 0.005 m3 of liquid water and 0.8 m3 of water vapor...

    Thermodynamics A piston-cylinder system contains 0.005 m3 of liquid water and 0.8 m3 of water vapor in equilibrium at 600 kPa. Heat is transferred at constant pressure until the temperature reaches 200ºC. a- Determine the initial thermodynamic state of the system. b- Find the initial temperature of water. c- Calculate the total mass of water in the cylinder. d- Find the final volume of the system. e- Sketch the above thermodynamic process on a P-V phase diagram.

  • 3. A piston-cylinder device initially contains 3 kg saturated liquid water at 500 kPa. Now heat...

    3. A piston-cylinder device initially contains 3 kg saturated liquid water at 500 kPa. Now heat is transferred to the water until the cylinder contains saturated vapor only. Determine water m = 3 kg p = 500 kPa a) The initial and final volume of the cylinder, b) The boundary work of the piston, and c) The heat added to the system

  • Required information A piston-cylinder device initially contains 0.6 m3 of saturated water vapor at 250 kPa....

    Required information A piston-cylinder device initially contains 0.6 m3 of saturated water vapor at 250 kPa. At this state, the piston is resting on a set of stops, and the mass of the piston is such that a pressure of 300 kPa is required to move it. Heat is now slowly transferred to the steam until the volume becomes 1.3 m3. Use the data from the steam tables. Determine the final temperature. (You must provide an answer before moving on...

  • Arigid tank of volume 0.5 m3 is connected to a piston-cylinder assembly by a valve as...

    Arigid tank of volume 0.5 m3 is connected to a piston-cylinder assembly by a valve as shown in the diagram below. Both vessels contain pure water. They are immersed in a constant- temperature bath at 200°C and 600 kPa. Consider the tank and the piston-cylinder as- sembly as the system and the constant-temperature bath as the surroundings. Initially the valve is closed, and both units are in equilibrium with the surroundings (the bath). The rigid tank contains saturated water with...

  • 5. (25 Pts) Water in a piston-cylinder device exists as a saturated liquid at a pressure...

    5. (25 Pts) Water in a piston-cylinder device exists as a saturated liquid at a pressure of 2.0 MPa (2000 kPa). Heat is then added to complete this process such that the final temperature of the water is 500 °C. Determine the following: a. What phase is the water in at State 2? b. If V1 = 2 m3, what is the mass of water [kg] in the piston-cylinder device? c. Show the process on a T-v diagram. Clearly label...

  • 4.) A 0.5 kg of saturated water vapor at 300°C is heated in a piston-cylinder device....

    4.) A 0.5 kg of saturated water vapor at 300°C is heated in a piston-cylinder device. Now the steam expanded reversibly and isothermally to a final pressure of 600 kPa. Determine the heat transferred during this process. - Determine the work done during the process. Plot the PV diagram showing all the states and numbers on it.

  • A 0.5 kg of saturated water vapor at 300°C is heated in a piston–cylinder device. Now...

    A 0.5 kg of saturated water vapor at 300°C is heated in a piston–cylinder device. Now the steam expanded reversibly and isothermally to a final pressure of 600 kPa. 1. Determine the heat transferred during this process. 2. Determine the work done during the process. 3. Plot the PV diagram showing all the states and numbers on it.

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT