Physicsmedium · Past Paper
How many Joules are there in 1 kWh?
A3.6 x 10^3 J
B3.6 x 10^5 J
C3.6 x 10^6 J
D1000 J
✓ Correct Answer: C — 3.6 x 10^6 J
1 kWh = 1000 W * 3600 s = 3,600,000 J = 3.6 x 10^6 J.
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