Physics, asked by simsup7285, 1 year ago

what will be the current drawn in a bulb of 40 watt when it is connected to source of 220 volt

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Answered by Aryanreshi

0

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

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