PH-2508

Power

Physics · Secondary 4 · Medium · Power

A 1200 W electric kettle is used to boil water for 3.0 minutes. How much electrical energy does it use?

$2.16 \times 10^4\,\text{J}$
$2.16 \times 10^5\,\text{J}$
$7.20 \times 10^5\,\text{J}$
$4.00 \times 10^5\,\text{J}$

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