PH-2008

Electrical power and energy

Physics · Secondary 4 · Medium · Electrical power and energy

1. $4.8×10^3\,\text{J}$
2. $4.8×10^4\,\text{J}$
3. $4.8×10^5\,\text{J}$
4. $1.9×10^6\,\text{J}$

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