A 100-W light bulb is connected to a 110-V source. What is the resistance of this bulb? A) 100 Ω B) 8.00 × 10^-3 Ω C) 6.00 × 10^-3 Ω D) 121 Ω E) 242 Ω

Name: A 100-W light bulb is connected to a 110-V source. What is the resistance of this bulb? A) 100 Ω B) 8.00 × 10 -3 Ω C) 6.00 × 10 -3 Ω D) 121 Ω E) 242 Ω
Brand: Quizplus
Rating: 4.8 (38 reviews)

Question

Quizplus · Accepted Answer

The resistance can be calculated using the formula R = V²/P, where V is voltage and P is power. Substituting the given values, R = (110)² / 100 = 121 Ω.

A 100-W Light Bulb Is Connected to a 110-V Source