PH-2294
Power
Physics · Secondary 4 · Medium · Power
An electric iron has a power rating of 800 W and is used for 15 min. How much electrical energy does it transfer?
- 4.8 × 10^4 J
- 7.2 × 10^4 J
- 7.2 × 10^5 J
- 7.2 × 10^6 J
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