The current in a 90.0-mH inductor changes with time as / = 1.00 -6.00t, where i is in %3D amperes andt is in seconds. Find the magnitude of the induced emf at t = 4.00 s and at what time is emf zero.

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The current in a 90.0-mH inductor changes with time as / = 1.00 -6.00t, where i is in
amperes and t is in seconds. Find the magnitude of the induced emf at t = 4.00 s and at
what time is emf zero.
Transcribed Image Text:The current in a 90.0-mH inductor changes with time as / = 1.00 -6.00t, where i is in amperes and t is in seconds. Find the magnitude of the induced emf at t = 4.00 s and at what time is emf zero.
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