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Homework #5
PHYS316
Week of Feb. 16-23, 2005
Reading: Please read chapter 6 of Baierlein, as well as the handout of chapter 5 from Kittel & Kroemer. Note that K&K use to mean something completely dierent! This material is a natural extension of chapter 5,
Homework #3
PHYS316
Week of Feb. 2-9, 2005
Reading: This week we conclude our introduction to the partition function and free energy, focusing on examples. If you havent already done so, complete chapter 5, and read section 10.2. We will hopefully start t
PHYS 316 - Thermal Physics - Quiz #2 - 02/19/14 Name_
1) Give three definitions of temperature, and for one of them, describe how, in principle, it allows a quantitative evaluation
of absolute temperature.
Answer) Here are some definitions.
the property o
PHYS 316 - Thermal Physics - Quiz #4 - 04/04/14 Name_
3
2 s 1
2 m
2
V . How many single particle states are there in
2
( 2 )
the range between 1 and 2 ? Qualitatively explain why this number increases with particle mass and system volume.
1) The 3D de
PHYS 316 - Thermal Physics - Quiz #6 - 04/30/14 Name_
1) What is the probability for finding the x-component of classical gas particle velocity in the range from v x to v x dvx ?
Sketch the distribution. What are the expectations <vx> and <vx2 >?
Answer)
PHYS 316 - Thermal Physics - Quiz #1 - 02/05/14 Name_
1) Every weekday, an average of 350,000 vehicles cross the George Washington bridge. (a) What would you expect to be
the typical daily fluctuations of this count? (b) Near 3 AM, the rate averages 35 pe
PHYS 316 - Thermal Physics - Quiz #5 - 04/16/14 Name_
1
1) Demonstrate or explain how the Bose distribution <n()> =
can lead to a gas pressure less than that of the
e
k T
1
classical gas.
Answer) The classical gas is distributed as the Boltzmann distrib
PHYS 316 - Thermal Physics - Quiz #3 - 03/05/14 Name_
2d
1) Show that <E> = k T
ln( Z) , where Z is the partition function.
dT
Answer) Express Z as the probability normalization and do the derivative.
partition function
Z=
e
j
k T
j
use the chain rule
1
Homework #2
PHYS316
Week of Jan. 26-Feb. 2, 2005
Reading: Baierlein sections 2.4-2.8, all of chapter 5, and section 4.1. Some of this material will spill over into next week. We will skip Chapter 3. Problems: Due Wednesday Feb 2. 1. It is sometimes said t
Homework #10
PHYS316
Week of Apr. 13-20, 2005
Reading: We continue our discussion of phase transitions, starting with nucleation eects. When move on spontaneous magnetization and begin looking at critical exponents. The material is covered in Chapter 16.