Physics for IGCSE & O level - Electricity (Section 8 - No. 38) | ExamPlay

Physics for IGCSE & O level - Electricity (Section 8 - No. 38)

If a 100W light bulb operates at 120V, what is the current draw?

0.83 Amps

1.2 Amps

12 Amps

12000 Amps

Explanation

I = P/V, therefore Current = 100W / 120V ≈ 0.83A

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