Cornell University, Physics Department
PHYS-341 Statistical Physics
Fall 2006
Prof. Itai Cohen
Solutions to Problem Set 2
David C. Tsang
2.1: 1-D Random Walk
Reif 1.6: Consider the random walk problem with p = q and let m = n1 n2
denote the net displaceme

Cornell University, Physics Department
PHYS-341 Statistical Physics
Fall 2006
Prof. Itai Cohen
Solutions to Problem Set 7
David C. Tsang
7.1: Harmonic Oscillator
Reif 6.1: A simple harmonic one-dimensional oscillator has energy levels given
by En = (n + 1

Here are the answers that are not in the back of the book for HW 1, 2, and 3.
1.3
24.6%
1.12
(a) we discussed in class.
(b)
n
0
1
2
3
4
5
6
7
8
P (n)
1.8%
7.3%
14.7%
19.5%
19.5%
15.6%
10.4%
6.0%
3.0%
1.14
P (215) = 1.3%.
1.16
(a)
V
N = N0 .
V0
(b)
N )2
(N

Cornell University, Physics Department
PHYS-341 Statistical Physics
Fall 2006
Prof. Itai Cohen
Solutions to Problem Set 6
David C. Tsang
6.1: Diatomic Gas
Reif 5.3: An ideal diatomic gas has a molar internal energy equal to E = 5 RT
2
which depends only o

Cornell University, Physics Department
PHYS-341 Statistical Physics
Fall 2006
Prof. Itai Cohen
Solutions to Problem Set 5
David C. Tsang
5.1: Calorimetry
Reif 4.2: A 750-g copper calorimeter can containing 200 g of water is in equilibrium at a temperature

Cornell University, Physics Department
PHYS-341 Statistical Physics
Fall 2006
Prof. Itai Cohen
Solutions to Problem Set 3
David C. Tsang
3.1: Classical Particle in a 1-D Box
Reif 2.1: A particle of mass m is free to move in one dimension. Denote its
coord

Cornell University, Physics Department
PHYS-341 Statistical Physics
Fall 2006
Prof. Itai Cohen
Solutions to Problem Set 4
David C. Tsang
4.1: Boundary Conditions
(a) We have the energy of N point particles with periodic Boundary Conditions (BCs) given
by

PHYS 3341 PRELIM 2
Prof Itai Cohen, Fall 2013
Friday Nov. 22nd, 2013
Name:
Read all of the following information before starting the exam:
Put your name on the exam now.
Show all work, clearly and in order, if you want to get full credit.
Circle or oth

PHYS 3341 Quiz 1
Prof Itai Cohen, Fall 2013
Thursday Oct. 3rd, 2013
Name:
Read all of the following information before starting the exam:
Put your name on the exam now.
Show all work, clearly and in order, if you want to get full credit.
Circle or othe

PHYS 3341 Quiz 2
Prof Itai Cohen, Fall 2013
Thursday Nov. 14th7 2013 Name:
Read all of the following information before starting the exam:
0 Put your name on the exam now.
0 Show all work, clearly and in order, if you want to get full credit.
0 Circle or

PHYS 3341 PRELIM 1
Prof Itai Cohen, Fall 2013
Wednesday Oct. 16th, 2013
Name:
Read all of the following information before starting the exam:
Put your name on the exam now.
Show all work, clearly and in order, if you want to get full credit.
Circle or