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Tardigrade
Question
Chemistry
The correct option for free expansion of an ideal gas under adiabatic condition is :
Q. The correct option for free expansion of an ideal gas under adiabatic condition is :
7550
190
NEET
NEET 2020
Thermodynamics
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A
q = 0,
Δ
T = 0 and w = 0
83%
B
q = 0,
Δ
T < 0 and w > 0
22%
C
q < 0,
Δ
T = 0 and w = 0
9%
D
q > 0,
Δ
T > 0 and w > 0
5%
Solution:
For free expansion of ideal gas
P
e
x
t
=
0
W
p
v
=
0
q
=
0
(adiabatic process)
Δ
E
=
q
+
w
Δ
E
=
0
Δ
E
=
n
C
v
m
Δ
T
=
0
q
=
0
,
Δ
T
=
0
,
w
=
0