What is the impedance in ohms of a transformer marked for 25V, 4W, when the secondary is correctly loaded? A. 150 Ω B. 156 Ω C. 160 Ω D. 165 Ω

What is the impedance in ohms of a transformer marked for 25V, 4W, when the secondary is
correctly loaded?
A. 150 Ω
B. 156 Ω
C. 160 Ω
D. 165 Ω
by

1 Answer

Answer :

B. 156 Ω
by

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