Review. A 0.200-kg metal rod carrying a current of 10.0 A
Chapter 29, Problem 65(choose chapter or problem)
Review. A 0.200-kg metal rod carrying a current of 10.0 A glides on two horizontal rails 0.500 m apart. If the coefficient of kinetic friction between the rod and rails is 0.100, what vertical magnetic field is required to keep the rod moving at a constant speed?
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