How big is the pulling force? A7.00-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 0.320 S2: Pulling the wire at a steady speed of v = 4.00 m/s causes 3.80 W of power to be Express your answer with the appropriate units. > View Available Hint(s) dissipated in the circuit. 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) HA I3 B= Value Units
How big is the pulling force? A7.00-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 0.320 S2: Pulling the wire at a steady speed of v = 4.00 m/s causes 3.80 W of power to be Express your answer with the appropriate units. > View Available Hint(s) dissipated in the circuit. 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) HA I3 B= Value Units
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A7.00-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 0.320 S2. Pulling the wire at a steady
speed of v = 4.00 m/s causes 3.80 W of power to be
Express your answer with the appropriate units.
> View Available Hint(s)
dissipated in the circuit.
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)
HA
B =
Value
Units"
Transcribed Image Text:How big is the pulling force?
A7.00-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 0.320 S2. Pulling the wire at a steady
speed of v = 4.00 m/s causes 3.80 W of power to be
Express your answer with the appropriate units.
> View Available Hint(s)
dissipated in the circuit.
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)
HA
B =
Value
Units
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