Feliu182 Feliu182

08-07-2014
Physics

Answered

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?

Answer :

08-07-2014

Power = (voltage) x (current)

100w = 220v x current

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

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