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Electromagnetism & Electronics

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Electromagnetism & Electronics

Toroid

A doughnut-shaped ring wrapped with insulated wire that confines a uniform magnetic field completely within its circular core.

B = (μ₀ N I) / (2π r) T (Tesla) Electromagnetism & Electronics

Transformer

A static AC electrical device that transfers electrical energy between circuits through mutual electromagnetic induction to step up or step…

V_s / V_p = N_s / N_p = I_p / I_s Dimensionless (Turns Ratio)