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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 Summary

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

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

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