In the RL circuit , can the self-induced emf ever be greater than the emf supplied by the battery?
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Expert's answer
2018-03-20T11:25:08-0400
Yes. The self-induced emf is E_L=-L dI/dt. It doesn’t depend on the battery voltage. If current is made to change rapidly, the self-induced emf can be greater than the emf supplied by the battery
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