Coefficient of static friction

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A 1.0-kg copper rod rests on 2 horizontal rails 1.0 m apart and carries a current of 50 A from 1 rail to the other.the coefficient of static friction is 0.60.What is the smallest magnetic field (vertical) that would cause the bar to slide with acceleration 0.5 m/s^2 ?

Reference no: EM13538308

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