A filament bulb `(500 W, 100 V)` is to be used in a `230 V` main supply. When a resistance `R` is connected in series, it works perfectly and the bulb

A filament bulb `(500 W, 100 V)` is to be used in a `230 V` main supply. When a resistance `R` is connected in series, it works perfectly and the bulb
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A filament bulb `(500 W, 100 V)` is to be used in a `230 V` main supply. When a resistance `R` is ... Omega` B. `46 Omega` C. `26Omega` D. `13 Omega`
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