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An electric bulb is connected to a 220V generator. The current is 0.50 A. What is the power of the bulb? (a) 440 W (b) 110 W (c) 55 W (d) 0.0023 W

An electric bulb is connected to a 220V generator. The current is 0.50 A. What is the power of the bulb?
(a) 440 W
(b) 110 W
(c) 55 W
(d) 0.0023 W

Grade:12th pass

1 Answers

Pawan Prajapati
askIITians Faculty 60787 Points
2 years ago
Answer: b Explaination: Here, V = 220 V, I = 0.50 A ∴ Power (P) = VI = 220 x 0.50 = 110 W

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