An electric bulb rated for 500 W at 100 V having a 200 – V supply. The resistance R that must be put in series with the bulb draws 500 W is

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An electric bulb rated for 500 W at 100 V having a 200 – V supply. The resistance R that must be put in series with the bulb draws 500 W is
21
Sep
An electric bulb rated for 500 W at 100 V having a 200 – V supply. The resistance R that must be put in series with the bulb draws 500 W is An electric bulb rated for 500 W at 100 V having a 200 - V supply. The resistance R that must be put [...]
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