A 8.00-cm-long wire is pulled along a U-shaped conducting rail in a perpendicular magnetic field. The total resistance of the wire and rail is 0.340 S2. Pulling the wire at a steady speed of v=4.00 m/s causes 4.30 W of power to be dissipated in the circuit. Y Part A How big is the pulling force? Express your answer with the appropriate units. ▸ View Available Hint(s) F= Value Submit Part B HÅ What is the strength of the magnetic field? Express your answer with the appropriate units. ▸ View Available Hint(s) B= Value Submit Provide Feedback HÅ Units Units ?

College Physics
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ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
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A 8.00-cm-long wire is pulled along a U-shaped
conducting rail in a perpendicular magnetic field. The
total resistance of the wire and rail is 0.340 2. Pulling
the wire at a steady speed of v= 4.00 m/s causes
4.30 W of power to be dissipated in the circuit.
/myct/itemView?assignmentProblemID=195605...
34²
F2
A
3
E
D
80
F3
$
4
R
F
a
F4
V
%
L
5
T
0
F5
A
6
B
Part A
How big is the pulling force?
Express your answer with the appropriate units.
► View Available Hint(s)
F=
Part B
Y
Submit
FO
Submit
Provide Feedback
B = Value
What is the strength of the magnetic field?
Express your answer with the appropriate units.
► View Available Hint(s)
H
Value
&
7
μÀ
μÅ
←
F7
N
U
3
8
J
C FO ?
Units
Units
DII
FB
1
M
PwC ?
10.
9
K
D
F9
O
30
a
F10
L
P
4
F11
+
F12
Transcribed Image Text:A 8.00-cm-long wire is pulled along a U-shaped conducting rail in a perpendicular magnetic field. The total resistance of the wire and rail is 0.340 2. Pulling the wire at a steady speed of v= 4.00 m/s causes 4.30 W of power to be dissipated in the circuit. /myct/itemView?assignmentProblemID=195605... 34² F2 A 3 E D 80 F3 $ 4 R F a F4 V % L 5 T 0 F5 A 6 B Part A How big is the pulling force? Express your answer with the appropriate units. ► View Available Hint(s) F= Part B Y Submit FO Submit Provide Feedback B = Value What is the strength of the magnetic field? Express your answer with the appropriate units. ► View Available Hint(s) H Value & 7 μÀ μÅ ← F7 N U 3 8 J C FO ? Units Units DII FB 1 M PwC ? 10. 9 K D F9 O 30 a F10 L P 4 F11 + F12
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