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ELECTROMAGNETIC INDUCTION AND ALTERNATING CURRENTS
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Question
How is mutual inductance defined in terms of emf and current change?
A. M = ε₁ × dI₂/dt
B. M = dI₂/(dt ε₁)
C. M = |ε₁| / (dI₂/dt)
D. M = ε₁² / I₂
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