Question
Magnetic flux changes by 0.8 Wb in 0.2 s through one turn. What is the induced emf magnitude?
Select an option. Your answer will be checked instantly.
Correct Answer: B. 4 V
Explanation:
Faraday's law gives emf=|ΔΦ/Δt| for one turn.
0.8/0.2 = 4 V.
Leave a Reply