H2P-459
Magnetic flux calculations
H2 Physics · JC 2 · Medium · Magnetic flux calculations
A 0.30 m long metal rod slides on parallel rails in a uniform magnetic field of flux density 0.50 T directed into the page. The total resistance of the circuit is 0.40 Ω. The rod is pulled to the right at a constant speed of 5.0 m s⁻¹. What is the current in the circuit?
Take and Ohm’s law .
Take and Ohm’s law .
- 1.9 A
- 0.38 A
- 0.94 A
- 3.8 A
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