Q165
Suppose a step-down transformer has a turns ration of 5:1. If the secondary current is 1A rms, what is the primary-current?
A.
0.3 A
B.
0.2 A
AnswerC.
0.4 A
D.
0.6 A
E.
None of the above
Answer: Option B
Solution
Answer: Option B
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