Physics – 4.5.1 Electromagnetic induction | e-Consult
4.5.1 Electromagnetic induction (1 questions)
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Formula: e.m.f. = -N x (ΔΦ/Δt)
Given:
- N = 50 turns
- ΔΦ = 3.5 Weber - 2.0 Weber = 1.5 Weber
- Δt = 0.5 s
Calculation:
e.m.f. = -50 x (1.5 Weber / 0.5 s) = -150 V
Answer: The magnitude of the induced e.m.f. is 150 V.