Who invented the first commercially practical incandescent light bulb in 1879? MCQ with Answer and Explanation
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Question #1
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Who discovered the atomic element Radium alongside his wife Marie Skłodowska-Curie?
Correct Answer: Option A
Explanation:
Pierre Curie collaborated deeply with Marie Curie to physically extract radium chloride from radioactive raw pitchblende matrices.
Pierre Curie collaborated deeply with Marie Curie to physically extract radium chloride from radioactive raw pitchblende matrices.
This question belongs to:
Static General Knowledge
Inventions and Discoveries
Question #2
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Who discovered the composition of water as a compound of hydrogen and oxygen gases?
Correct Answer: Option A
Explanation:
Henry Cavendish observed that burning hydrogen produces water, and Antoine Lavoisier correctly identified it as a compound rather than a base element.
Henry Cavendish observed that burning hydrogen produces water, and Antoine Lavoisier correctly identified it as a compound rather than a base element.
This question belongs to:
Static General Knowledge
Inventions and Discoveries
Question #3
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The process of pasteurization to destroy harmful microbes in milk and wine was developed by whom?
Correct Answer: Option C
Explanation:
French chemist Louis Pasteur developed the heating process known as pasteurization in the 1860s.
French chemist Louis Pasteur developed the heating process known as pasteurization in the 1860s.
This question belongs to:
Static General Knowledge
Inventions and Discoveries
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