Asked by Anonymous

What is the minimal resistance of a 100 W light bulb designed to be used in a 120 V circuit?
Answer

12.0 Ω

144 Ω

1.2 Ω

0.83 Ω
Answered by Steve
minimal, or nominal?

Sine I = P/E, what's 100/120 ?
Answered by Henry
P = E^2/R = 100W.
120^2/R = 100
R = 144 Ohms

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