Answer to Question #156839 in Physics for Priya

Question #156839

A 1.0m length of current carrying wire kept perpendicular to a magnetic field of magnitude 400mT experiences a force of 3.0mN. determine the current flowing in the wire

Expert's answer

"F=BIl\\\\0.003=(0.4)(1)l\\\\I=0.0075\\ A=7.5\\ mA"

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