(Answered) Two coils are close to each other the first coil carries a

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Two coils are close to each other. The first coil carries a current given by i(t) = 5.60e-0.0250t sin 120πt, where i is in amperes and t is in seconds. At t = 0.835 s, the emf measured across the second coil is -2.75 V. What is the mutual inductance of the coils?

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