Electromagnetic Induction
Telangana Open School (TOSS) · Class 12 · Physics
All formulas from Electromagnetic Induction in Telangana Open School (TOSS) Class 12 Physics. Key equations, constants, and identities for board exam preparation.
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Formulas
Faraday's Law & Induced EMF
|ε| = dϕ_B/dt
|ε| = N dϕ_B/dt
ϕ_B = B⋅A⋅cosθ
Lenz's Law & Direction of Induced Current
ε = −dϕ_B/dt
Motional EMF
ε = Bℓv
Self & Mutual Inductance
ϕ = LI
ε = −L dI/dt
M = ϕ₂/I₁
L = μ₀N²A/l
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