Physics, asked by namitasahoo48, 1 year ago

an electric bulb is rated 220 volt and 1100 watt when it is operated on under 10 board the power consume will be there

Answers

Answered by sukesh234

P = V2/R If V = 220 V we have100 W = 2202/R R = 2202/100 Ω = 484 Ω. This is the resistance of the bulb. When V = 110 V, power consumed = V2/R = 1102/484 = 25 W.

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