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JEE Main Physics Class 11 Thermodynamics Part 1 Questions
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© examsnet.com
Question : 41
Total: 100
n moles of an ideal gas with constant volume heat capacity
C
V
undergo an isobaric expansion by certain volume. The ratio of the work done in the process, to the heat supplied is:
[10 Apr. 2019 I]
n
R
C
V
+
n
R
n
R
C
V
−
n
R
4
n
R
C
V
−
n
R
4
n
R
C
V
+
n
R
Validate
Solution:
At constant volume
Work done
(
W
)
=
n
R
Δ
T
Heat given
Q
=
C
v
Δ
T
+
n
R
Δ
T
So
,
∴
W
Q
=
n
R
Δ
T
C
v
Δ
T
+
n
R
Δ
T
=
n
R
C
V
+
n
R
© examsnet.com
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