A piston cylinder device with stops as shown contains water initially at 25 oC and 100 kPa “State 1”. Heat is then added, and piston moves till it hits the stops where cylinder contains two phase mixture with quality x2 = 0.616 “State 2”. Heating continues until final Pressure is 300 kPa “State 3”. 1) What is the final specific volume (m3/kg)? 1.2217 Not listed 1.1202 1.0440 0.9864 1.0551 2) What is the boundary work (kJ/kg)? 122.07 98.54 Not listed 104.30 116.85 111.92 3) What is the final Temperature (oC)? 457.1 371.1 441.6
A piston cylinder device with stops as shown contains water initially at 25 oC and 100 kPa “State 1”. Heat is then added, and piston moves till it hits the stops where cylinder contains two phase mixture with quality x2 = 0.616 “State 2”. Heating continues until final Pressure is 300 kPa “State 3”. 1) What is the final specific volume (m3/kg)? 1.2217 Not listed 1.1202 1.0440 0.9864 1.0551 2) What is the boundary work (kJ/kg)? 122.07 98.54 Not listed 104.30 116.85 111.92 3) What is the final Temperature (oC)? 457.1 371.1 441.6
Refrigeration and Air Conditioning Technology (MindTap Course List)
8th Edition
ISBN:9781305578296
Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Chapter1: Heat, Temperature, And Pressure
Section: Chapter Questions
Problem 17RQ: Convert 22C to Fahrenheit.
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Question
A piston cylinder device with stops as shown contains water initially at 25 oC and 100 kPa “State 1”. Heat is then added, and piston moves till it hits the stops where cylinder contains two phase mixture with quality x2 = 0.616 “State 2”. Heating continues until final Pressure is 300 kPa “State 3”.
1) What is the final specific volume (m3/kg)?
1.2217
Not listed
1.1202
1.0440
0.9864
1.0551
2) What is the boundary work (kJ/kg)?
122.07
98.54
Not listed
104.30
116.85
111.92
3) What is the final Temperature (oC)?
457.1
371.1
441.6
408.0
Not listed
522.6
Transcribed Image Text:2
Piston
1)
Piston
Qin
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