Physics, asked by prince3641, 8 months ago

An electric bulb is rated 220 V and 100 W.When it is operated on 110 V, the power consumed will be_______.​

Answers

Answered by bebubabu011
1

Explanation:

R = 220^2/100 Ω = 484 Ω. This is the resistance of the bulb. When V = 110 V, power consumed = V^2/R = 110^2/484 = 25 W. So, 25 W power is consumed when it is operated on 110 V

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