Q18
A transformer has a primary voltage of 120 V rms and a secondary voltage of 25 V rms. If the secondary current is 1A rms, what is the primary current?
A.
7.8 mA
B.
208 mA
AnswerC.
200 mA
D.
300 mA
E.
None of the above
Answer: Option B
Solution
Answer: Option B
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