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    Primary and Secondary Voltage

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    A transformer has a primary voltage of 115v and a secondary voltage of 24v. If the number of turns in the primary is 345, how many turns are in the secondary?
    (a) 8
    (b) 72
    (c) 690 or
    (d) 1,653 ?

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    Solution Preview

    We have:
    V1/V2=N1/N2, where V1 is the primary voltage and V2 is the ...

    Solution Summary

    This solution shows how many turns that a transformer has when one looks at its secondary voltage, versus the first voltage.