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    big p's Avatar
    big p Posts: 2, Reputation: 1
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    #1

    Mar 15, 2008, 02:41 PM
    Electrical engineering
    An inductor has an inductance of 100uH.when the current through the inductor is changing at 5A/s,what is the back EMF?
    KISS's Avatar
    KISS Posts: 12,510, Reputation: 839
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    #2

    Mar 15, 2008, 04:45 PM
    The problem is so simple, just watch your units. Henrys, Amps and Seconds.
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