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How much current will an electric bulb draw from a 220 V source, if the resistance of the bulb filament is 1200 Omega? |
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Answer» Solution :We are given. source voltage V = 220 V, RESISTANCE of bulb FILAMENT R = 1200 `Omega`. Now, V= IR `I = V/R = 220V//1200 Omega = 0.18A` |
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