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 transformer has a primary voltage of 120 V rms and a secondary volta

1.	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
C.	200 mA
D.	300 mA
Answer» C. 200 mA