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Byju's Answer
Standard XII
Chemistry
Work Done in Isothermal Reversible Process
In adiabatic ...
Question
In adiabatic process, the work involved during expansion or compression of an ideal gas is given by:
A
n
C
v
Δ
T
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B
n
R
γ
−
1
(
T
2
−
T
1
)
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C
−
n
R
P
e
x
t
[
T
2
P
1
−
T
1
P
2
P
1
P
2
]
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D
−
2.303
R
T
log
V
2
V
1
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Solution
The correct options are
A
n
C
v
Δ
T
B
n
R
γ
−
1
(
T
2
−
T
1
)
C
−
n
R
P
e
x
t
[
T
2
P
1
−
T
1
P
2
P
1
P
2
]
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Similar questions
Q.
A gas with
C
P
C
V
=
γ
goes from an initial state
(
p
1
,
V
1
,
T
1
)
to a final state
(
p
2
,
V
2
,
T
2
)
through an adiabatic process. The work done by the gas is
Q.
For an ideal gas, an illustration of three different paths
A
,
(
B
+
C
)
and
(
D
+
E
)
from an initial state
P
1
,
V
1
,
T
1
to a final state
P
2
,
V
2
,
T
1
is shown in the given figure.
Path
A
represents a reversible Isothermal expansion from
P
1
,
V
1
to
P
2
,
V
2
. Path
(
B
+
C
)
reperesents a reversible adiabatic expansion
(
B
)
from
P
1
V
1
,
T
1
to
P
3
,
V
2
,
T
2
followed by reversible heating the gas at constant volume
(
C
)
from
P
3
,
V
2
,
T
2
to
P
2
,
V
2
,
T
1
. Path
(
D
+
E
)
represents a reversible expansion at constant pressure
P
1
(
D
)
from
P
1
,
V
1
,
T
1
to
P
1
,
V
2
,
T
3
followed by a reversible cooling at constant volume
V
2
(
E
)
from
P
1
,
V
2
,
T
3
to
P
2
,
V
2
,
T
1
. What is
Δ
S
for path
(
D
+
E
)
?
Q.
An ideal gas follows a process described by
P
V
2
=
C
from
(
P
1
,
V
1
,
T
1
)
to
(
P
2
,
V
2
,
T
2
)
(C is a constant). Then.
Q.
One mole of hydrogen, assumed to be ideal, is adiabatically expanded from its initial state
(
P
1
,
V
1
,
T
1
)
to the final state
(
P
2
,
V
2
,
T
2
)
. The decreases in the internal energy of the gas during this process will be given by
Q.
An ideal gas is expanded from
p
1
,
V
1
,
T
1
to
p
2
,
V
2
,
T
2
under different conditions.the correct statement(s) among the following is(are)
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