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P V = N k T
P V = n R T
0
S
cond
Q
(quant.)C
T
into
by
Q
W
U
2
deg. freedom
RT

PV
C
C
R
Q
(quant.)
H
W
e
Q
1
L
H
T
e
T
Equipartition of energy theorem
by
W
P V
For IG
15/160
{
U
T
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Background Info.
15/161a
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View Full Document V
i
V
f
T
i
T
f
=
Charles’s Law
Boyle’s Law
P
i
V
i
= P
f
V
f
If the number of gas molecules is constant, nothing added or
subtracted, then:
(for constant Temperature)
(for constant Pressure)
P
V
T
V
P V = N k T
Boyle’s
and Charles’s
Laws (IG Law special cases)
constant
1
P
[NkT]
V
constant
300
TK
100
K
Nk
V
T[
]
P
constant
high P
low P
15/162
into
by
ΔQ
= ΔW +ΔE
1
st
Law of Thermodynamics
(Energy conservation)
Thermodynamics
15/163
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For ideal gas
15/165
V=const.
Heat goes into just change in internal energy !!!
P=const.
Heat is divided between internal energy and work done !!!
So summarizing this and previous page
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View Full Document gen
Q
W
U
P V
U
N C
T
T
T
gen
P V
U
NC
T
0
if
V
V
U
NC
T
We will see later that for an ideal gas U=U(T) only.
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This note was uploaded on 04/03/2012 for the course PHY 1020 taught by Professor Kodera during the Spring '11 term at University of Florida.
 Spring '11
 KODERA
 Energy

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