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AP EAMCET Engineering 2018 Apr 24 Shift 1 Paper
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© examsnet.com
Question : 98
Total: 160
Ail ideal monatomic gas is carried along the cycle ABCDA as shown in the figure. The total heat absorbed during this process is
10.5
P
0
V
0
7.5
P
0
V
0
2.5
P
0
V
0
1.5
P
0
V
0
Validate
Solution:
The expression of the heat added is,
Δ
Q
A
B
C
=
Δ
U
A
B
C
+
Δ
W
A
B
C
Δ
Q
A
B
C
=
n
C
V
(
T
C
−
T
A
)
+
3
p
0
(
2
V
0
−
V
0
)
Δ
Q
A
B
C
=
n
3
R
2
(
T
C
−
T
A
)
+
3
p
0
V
0
Δ
Q
A
B
C
=
3
2
(
p
C
V
C
−
p
A
V
A
)
+
3
p
0
V
0
Solve further,
Δ
Q
A
B
C
=
3
2
(
3
p
0
2
V
0
−
p
0
V
0
)
+
3
p
0
V
0
Δ
Q
A
B
C
=
3
2
5
p
0
V
0
+
3
p
0
V
0
Δ
Q
A
B
C
=
10.5
p
0
V
0
© examsnet.com
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