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ELECTROMAGNETIC INDUCTION AND ALTERNATING CURRENTS
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Question
How is the flux Φ₁ through the smaller coil calculated in the concentric coil setup?
A. Φ₁ = πr₂² × B₂
B. Φ₁ = I₂ × R
C. Φ₁ = πr₁² × B₂
D. Φ₁ = E × t
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