Physics · JEE | Alternating Current
हिन्दीA light bulb is rated at \( 100\text{ W} \) for a \( 220\text{ V} \) supply. The resistance of the bulb is approximately:
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Correct answer · Option B
\( 484\text{ }\Omega \)
Explanation
Using \( R = \frac{V^2}{P} = \frac{(220)^2}{100} = 484\text{ }\Omega \).