Mathematics · Current Electricity
How many electrons flow per second through an electric bulb rated for 220 V, 40 W? The charge on an electron is 1.6 × 10-19 C.
- 11.136 × 1018✓
- 23.336 × 1017
- 31.136 × 1016
- 42.536 × 1018
Correct answer
1.136 × 1018
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