Question: The current in a 90.0-mH inductor changes with time as I = 1.00t2 + 6.00t (in SI units). Find the magnitude of the induced emf

The current in a 90.0-mH inductor changes with time as I = 1.00t2 + 6.00t (in SI units). Find the magnitude of the induced emf at
(a) T = 1.00 s and
(b) T = 4.00 s.
(c) At what time is the emf zero?

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