Who discovered artificial radioactivity and shared a Nobel Prize with her husband in 1935? MCQ with Answer and Explanation

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Who discovered artificial radioactivity and shared a Nobel Prize with her husband in 1935?

A. Maria Goeppert Mayer

B. Marie Curie

C. Irène Joliot-Curie

D. Lise Meitner

Answer: Option C

Solution (By JKSSB Mock Tests)

Irène Joliot-Curie (daughter of Marie Curie) and her husband Frédéric Joliot-Curie discovered artificial radioactivity.

This question belongs to: Static General Knowledge Inventions and Discoveries

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Question #1

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Who discovered that absolute thermodynamic entropy reaches zero for pure crystalline elements at absolute zero temperature?

A. Walther Nernst

B. Max Planck

C. James Joule

D. Lord Kelvin

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Correct Answer: Option A

Explanation:
Walther Nernst formulated the Third Law of Thermodynamics, which earned him the 1920 Nobel Prize in Chemistry.

This question belongs to: Static General Knowledge Inventions and Discoveries

Question #2

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Who is known for inventing the first commercially viable steam engine with a separate condenser?

A. George Stephenson

B. James Watt

C. Robert Fulton

D. Thomas Newcomen

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Correct Answer: Option B

Explanation:
James Watt radically improved the Newcomen steam engine by introducing a separate condenser, driving the Industrial Revolution.

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Question #3

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The invention of high-strength Kevlar fiber, used in body armor, is credited to which female chemist?

A. Dorothy Hodgkin

B. Rosalind Franklin

C. Marie Curie

D. Stephanie Kwolek

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Correct Answer: Option D

Explanation:
Stephanie Kwolek invented the exceptionally strong synthetic fiber Kevlar at DuPont in 1965.

This question belongs to: Static General Knowledge Inventions and Discoveries

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