Sketch a PV diagram and find the work done by the gas during the following stages. (a) A gas is expanded from a volume of 1.0 L to 3.5 L at a constant pressure of 5.0 atm. __________ J (b) The gas is then cooled at constant volume until the pressure falls to 1.5 atm. __________J (c) The gas is then compressed at a constant pressure of 1.5 atm from a volume of 3.5 L to 1.0 L. (Note: Be careful of signs.) ________J (d) The gas is heated until its pressure increases from 1.5 atm to 5.0 atm at a constant volume. ____________ J (e) Find the net work done during the complete cycle.
Sketch a PV diagram and find the work done by the gas during the following stages. (a) A gas is expanded from a volume of 1.0 L to 3.5 L at a constant pressure of 5.0 atm. __________ J (b) The gas is then cooled at constant volume until the pressure falls to 1.5 atm. __________J (c) The gas is then compressed at a constant pressure of 1.5 atm from a volume of 3.5 L to 1.0 L. (Note: Be careful of signs.) ________J (d) The gas is heated until its pressure increases from 1.5 atm to 5.0 atm at a constant volume. ____________ J (e) Find the net work done during the complete cycle.
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
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Sketch a PV diagram and find the work done by the gas during the following stages.
(a) A gas is expanded from a volume of 1.0 L to 3.5 L at a constant pressure of 5.0 atm.
__________ J
(b) The gas is then cooled at constant volume until the pressure falls to 1.5 atm.
__________J
(c) The gas is then compressed at a constant pressure of 1.5 atm from a volume of 3.5 L to 1.0 L. (Note: Be careful of signs.)
________J
(d) The gas is heated until its pressure increases from 1.5 atm to 5.0 atm at a constant volume.
____________ J
(e) Find the net work done during the complete cycle.
___________ J
__________ J
(b) The gas is then cooled at constant volume until the pressure falls to 1.5 atm.
__________J
(c) The gas is then compressed at a constant pressure of 1.5 atm from a volume of 3.5 L to 1.0 L. (Note: Be careful of signs.)
________J
(d) The gas is heated until its pressure increases from 1.5 atm to 5.0 atm at a constant volume.
____________ J
(e) Find the net work done during the complete cycle.
___________ J
Transcribed Image Text:Sketch a PV diagram of the process outlined in parts (a)-(d).
P( atm)
P( atm)
6.
a
d
b
4
b
d
a
1
1
V (L)
V (L)
3
2
3
P( atm)
P( atm)
6.
6.
b
a
b
4
a
d
1
1
V (L)
V (L)
1
3
4
2
4
2.
2.
1,
2.
2.
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