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MIDTERM II
Physics 108
Fall 2003
Saturday, October 11, 2003
10: a.m. - noon
Print your FIRST name:_______________________________________
Print your LAST name: _______________________________________
Sign your name:_____________________________________________
Person number:______________________________________________
Circle your lecture Instructor
Cerne
T,Th 12:20-1:45 pm
Petrou
M,W,F 2:00-2:50 pm
Instructions
•
This is a closed book exam
•
There are four problems
•
Allow approximately 30 minutes per problem..
•
You must show ALL work to receive full credit.
•
Numerical answers must have the right units, and if vectors proper directions
•
Use the back of the problem page if you need more space and mark OVER
→
on the front of the page
so that your work will be counted.
•
Place your answers in the answer boxes at the bottom of each problem page.
Useful Constants
ε
o
= 8.85
×
10
-12
C
2
/N.m
2
k = 8.99
×
10
9
kg.m
3
.s
-2
.C
-2
e = 1.6
×
10
-19
C
m
p
= 1.67
×
10
-27
kg
m
n
= 1.67
×
10
-27
kg
m
e
= 9.11
×
10
-31
kg
N
A
= 6.02
×
10
23
atoms/mol
Please do not write below this line
PROBLEM NUMBER
MAXIMUM SCORE
YOUR SCORE
GRADER
1
25
2
25
3
25
4
25
TOTAL
100

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