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Byju's Answer
Standard XII
Physics
Equipartition Theorem
1 litre of an...
Question
1
l
i
t
r
e
of an ideal gas
(
γ
=
1.5
)
at
300
K
is suddenly compressed to half its original volume.
What is the final temperature?
A
44
K
.
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B
24
K
.
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C
524
K
.
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D
424
K
.
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Solution
The correct option is
D
424
K
.
Given :
1 litre1 litre of an ideal gas (γ=1.5)(γ=1.5) at 300 K300 K is suddenly compressed to half its original volume.
What is the final temperature?
Solution :
γ
=
1.5
, T=300K , V=1L , V=1/2 L
The process is adiabatic as it is sudden
T
1
V
γ
−
1
1
=
T
2
V
γ
−
1
2
300
K
(
1
)
1.5
−
1
=
T
2
(
1
2
)
1.5
−
1
On solving we get
T
2
=
300
√
2
= 424.2
≈
424
The Correct Opt =D
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