PREVIOUSLY ASKED IN:
PSC Miscellaneous 2012
Answer
Thomas Edison
Explanation
Thomas Alva Edison invented the first commercially successful electric light bulb in 1879.
Key Points
- > Thomas Edison inventor
- > Invented in 1879
- > Commercial success
Additional Information
- Many scientists worked on light bulbs, but Edison's design was the first long-lasting one.
- He used carbonized thread as the filament.
- He was a famous American inventor.
| Scientist | Invention |
|---|---|
| Thomas Edison | Light Bulb |
| Alexander Graham Bell | Telephone |