Physicsmedium · Past Paper
How many Joules are there in 1 kWh of energy?
A3.6 x 10^3 J
B3.6 x 10^4 J
C3.6 x 10^5 J
D3.6 x 10^6 J
✓ Correct Answer: D — 3.6 x 10^6 J
1 kWh = 1000W * 3600s = 3,600,000 J = 3.6 x 10^6 J.
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