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The primary coil of a transformer has N1 = 340 turns, and the secondary coil has...

The primary coil of a transformer has N1 = 340 turns, and the secondary coil has N2 = 2 190 turns. If the input voltage across the primary coil is Δv(t) = 170 cos ωt, where Δv is in volts and t is in seconds, what rms voltage is developed across the secondary coil?

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