Part A How big is the pulling force? Express your answer with the appropriate units. > View Available Hint(s) HẢ F = Value Units Submit Part B What is the strength of the magnetic field? Express your answer with the appropriate units. > View Available Hint(s)
Part A How big is the pulling force? Express your answer with the appropriate units. > View Available Hint(s) HẢ F = Value Units Submit Part B What is the strength of the magnetic field? Express your answer with the appropriate units. > View Available Hint(s)
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Transcribed Image Text:<HW 30
Problem 30.3 - Enhanced - with Hints and Feed
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 0.350 2. Pulling
the wire at a steady speed of v = 4.00 m/s causes
3.50 W of power to be dissipated in the circuit.
%3D
Transcribed Image Text:Part A
How big is the pulling force?
Express your answer with the appropriate units.
> View Available Hint(s)
HA
F =
Value
Units
Submit
Part B
What is the strength of the magnetic field?
Express your answer with the appropriate units.
• View Available Hint(s)
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