An electric heater rated is operated on a supply for

PHYSICS · Single correct · CBSE · Physics · Electricity · Electricity

Problem

An electric heater rated 440 W440\,\text{W} is operated on a 220 V220\,\text{V} supply for 2 h2\,\text{h}. What is the electrical energy consumed? (a) 1.76 kWh1.76\,\text{kWh} (b) 0.44 kWh0.44\,\text{kWh} (c) 0.88 kWh0.88\,\text{kWh} (d) 3.17 kWh3.17\,\text{kWh}

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