A 220 ≈í¬© resistor dissipates 3 W. The voltage is%!

1.	A 220 ≈í¬© resistor dissipates 3 W. The voltage is%!
A.	73.3 V
B.	2.5 V
C.	25.7 V
D.	257 V
Answer» D. 257 V

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