Physics, 31.07.2019 19:10 johnny08

Aconducting bar of length , moves to the right on two frictionless rails. a uniform magnetic field directed into the page has a magnitude of 0.300 t. assume r = 9.00 ohm and , length (l) = 0.350 m. at what constant speed should the bar move to produce an 8.50- ma current in the resistor?

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Aconducting bar of length , moves to the right on two frictionless rails. a uniform magnetic field d...