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MCQ Practice Single Best Answer Topic: Inventions in Physics

Q Who invented/discovered Tungsten Filament?

Question ID
#11794
Subchapter
Inventions in Physics
Action
Choose one option below

Choose Your Answer

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  • A Dreser ✔ ✖
  • B Alexander Parkes (Britain) improved in 1873 by John W. Hyatt. ✔ ✖
  • C Irving Langmuir ✔ ✖
  • D Gottlieb Daimler ✔ ✖
Correct Answer: C

Explanation

Tungsten Filament invented/discovered by Irving Langmuir in the year 1915 [Country: U.S.A.]

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