When the 21.0 A current through an inductor is turned off in 1.45 ms, an 820 V emf is induced, opposing the change. What is the value of the self-inductance (in mH)? mH
Added by Jeffery N.
Step 1
0 A - Time taken to turn off the current (Δt) = 1.45 ms = 1.45 x 10^-3 s - Induced emf (ε) = 820 V Show more…
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