1. Considering transformer as a magnetically coupled circuit, the voltage at the primary of the transformer is _________________ a) R1i1 + L1*di1/dt – M*di2/dt b) R1i1 + L1*di1/dt + M*di2/dt c) R1i1 – L1*di1/dt + M*di2/dt d) R1i1 – L1*di1/dt – M*di2/dt AnswerAnswer: a [Reason:] If transformer is considered as a magnetically coupled circuit, then…
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