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a lamp rated 100w 220 v is connected to mains electric supply . what current is drawn from the supplyy line, if the voltage is 220 v?
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a lamp rated 100w 220 v is connected to mains electric supply . what current is drawn from the supplyy line, if the voltage is 220 v?

User Rraallvv
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1 Answer

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Power = (voltage) x (current)

100w = 220v x current

Current = 100w / 220v = 0.455 Ampere (rounded)
User Ulrich Scheller
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