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A 100-W Light Bulb Is Operated by a 110-V Dc

Question 185

Multiple Choice

A 100-W light bulb is operated by a 110-V dc source.What is the resistance of this bulb?

A) 100 Ω
B) 8.0 × 10^-3 Ω
C) 6.0 × 10^-3 Ω
D) 120 Ω
E) 240 Ω

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