Physics · WORK, ENERGY AND POWER

One kilowatt-hour (\( 1\text{ kWh} \)) is a commercial unit of electrical work and energy. Its equivalent value in the SI unit of joules (\( \text{J} \)) is:

1. A
   \( 3.6 \times 10^5\text{ J} \)
2. B
   \( 1.6 \times 10^{-19}\text{ J} \)
3. C
   \( 3.6 \times 10^6\text{ J} \)
4. D
   \( 4.186 \times 10^3\text{ J} \)