PH-1913
Electrical power and energy
Physics · Secondary 4 · Medium · Electrical power and energy
A 60 W light bulb is used for 5 hours. How much electrical energy does it use?
- 1.08 × 10^4 J
- 1.08 × 10^5 J
- 1.08 × 10^6 J
- 1.08 × 10^7 J
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