Faraday's Law
Electricity and Magnetism
Level
2
A magnetic coil produces 100,000 maxwells with 2000 turns and with a current of 2 amperes. The current is cut-off and the flux collapses in 0.01 sec. What is the average voltage that will appear across the coil?
2 kV
20 kV
200 V
2,000 kV
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1 solution
