Energy and Entropy Homework 1
Due Friday 4/12
Problem 1.1 Power series (quiz) Write down the rst two non-zero terms in the power
expansion of the following functions.
a)
1
1x
b)
log(1 + x)
c)
cos(x)
d)
sin(x)
Problem 1.2 Limiting cases (quiz) For each of
Energy and Entropy Homework 2
Due Wednesday 4/17
Problem 2.1 First Law (quiz)
a) You heat an insulated piston with a resistor. You run 5 A through the resistor at
10 V for a total of 10 seconds. The pressure is xed at 1 Pa (which is one N/m2 ). If
the sys
Energy and Entropy Homework 3
Due Wednesday 4/24
Problem 3.1 Heat revisited (quiz)
Tf
Path A
T
T0
Path B
a)
S0
Sf
S
The plot above shows two paths from an initial state state described by S0 and T0 to
a nal state given by Sf and Tf . Consider the heat add
Energy and Entropy Homework 4
Due Friday 4/26
Problem 4.1 Entropy change (quiz) For the following processes, in which the system
is designated in italics :
Is the change in entropy of the system positive, negative, zero or impossible to determine?
Is th