Physics 214 - Spring 2016; 04/11/2016
Quiz 7
(20p+2 bonus)
Solution
I
T m
0 4 107
Magnetic Field: Long Straight Current Carrying Wire: B 0
A
2 r
0 I
N
Solenoid: B 0 I
Current Loop: B N
2 R
L
Magnetic Force: FB qv B on a current wire: dFB I d B
dB
Mag
Physics 214
PRACTICE EXAM 1
Key
Show your work! In order to get full credit you need to document your problem solving steps
(e.g. equations, arguments, calculations) so a reader can follow how you got your result.
Use the correct units in your answers or
Physics 214 - Spring 2016; 03/23/2016
Quiz 5
(20p+2 bonus)
Solution
Newtons 2nd Law: Fnet F m a
if centripetal : Fcp Fr macp m
Magnetic Force: FB q v B q vB sin
Electric Force: Fonq qE
tesla T
Period T
2 r
v
N
kg
m Cs
C
s
Uniform Electric Field and Pot
Physics 214 - Spring 2016; 04/01/2016
Quiz 6
(20p+2 bonus)
Solution
Magnetic Force on a Current Wire: dFB I d B I dl B straight wire: FB ILB sin
Torque on a Current Loop a in a Magnetic Field: N B NI A B
I
Magnetic Field Produced by a Long Straigh
Physics 214 - Spring 2016
PRACTICE EXAM 2
Solution
Show your work! In order to get full credit you need to document your problem solving steps
(e.g. equations, arguments, calculations) so a reader can follow how you got your result. Start
with equations f