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An electric bulb is rated at 220V;100W What is it resistance?

Posted by Kriti Kumari 4 years ago

CBSE > Class 10 > Science

1 answers

Dhruv Papriwal 4 years ago

As per the equation P = V2/R we have If V = 220 V 100 W = 2202/R R = 2202/100 Ω = 484 Ωv

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