Mathematics

Mathematics

Problem

An electric heater is labelled 1000 W, 250 V. Determine its resistance when operating at its rated voltage. a) 125 Ω125\,\Omega b) 62.5 Ω62.5\,\Omega c) 6.25 Ω6.25\,\Omega d) 625 Ω625\,\Omega

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