The invention of the jet engine is attributed to which British engineer? MCQ with Answer and Explanation
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Question #1
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The invention of the highly efficient multi-plate safety storage match box strip containing antimony trisulfide was pioneered where?
Correct Answer: Option A
Explanation:
Swedish manufacturing optimization made safety matches affordable and standard globally during the 19th century.
Swedish manufacturing optimization made safety matches affordable and standard globally during the 19th century.
This question belongs to:
Static General Knowledge
Inventions and Discoveries
Question #2
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Who discovered the planet Uranus in 1781?
Correct Answer: Option A
Explanation:
William Herschel discovered Uranus using a telescope he built himself, making it the first planet discovered in modern history.
William Herschel discovered Uranus using a telescope he built himself, making it the first planet discovered in modern history.
This question belongs to:
Static General Knowledge
Inventions and Discoveries
Question #3
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Who discovered that the atomic mass of elements can vary within the same identity due to changing neutron levels, establishing 'Isotopes'?
Correct Answer: Option A
Explanation:
Soddy introduced the concept of isotopes in 1913, proving that elements can have identical chemical behaviors but different radioactive profiles.
Soddy introduced the concept of isotopes in 1913, proving that elements can have identical chemical behaviors but different radioactive profiles.
This question belongs to:
Static General Knowledge
Inventions and Discoveries
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