31. Alternating Current
Inductors in AC Circuits
Multiple Choice
Multiple ChoiceA certain laptop charger says that the provided to the laptop is 12 V. You know this charger is plugged into an outlet for which is 120 V, such that there must be a transformer inside the laptop charger. If the number of windings of wire on the laptop side of the transformer is 60, how many windings of wire must be on the outlet side of the transformer?
A
2
B
6
C
10
D
120
E
240
F
600
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