Multiple choice general knowledge

Who Invented the electric bulb?

  1. Marconi

  2. Alexander Graham Bell

  3. Rudolph Disel

  4. Thomas Elva Edison
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Thomas Alva Edison invented the first commercially practical incandescent light bulb in 1879. He developed and patented a carbon filament bulb that could last for many hours.

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