Who discovered Vitamin C (ascorbic acid) and its role in preventing scurvy, winning a Nobel Prize in 1937? MCQ with Answer and Explanation
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Question #1
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Who discovered that light waves shift in frequency relative to the relative motion between the source and observer?
Correct Answer: Option C
Explanation:
Christian Doppler proposed the Doppler Effect in 1842, which applies uniformly to both acoustic sound pitch adjustments and optical stellar shifts.
Christian Doppler proposed the Doppler Effect in 1842, which applies uniformly to both acoustic sound pitch adjustments and optical stellar shifts.
This question belongs to:
Static General Knowledge
Inventions and Discoveries
Question #2
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Who invented the slide rule, an analog computing tool used extensively before electronic calculators?
Correct Answer: Option A
Explanation:
William Oughtred invented the circular and rectilinear slide rule in the 1620s based on John Napier's logarithms.
William Oughtred invented the circular and rectilinear slide rule in the 1620s based on John Napier's logarithms.
This question belongs to:
Static General Knowledge
Inventions and Discoveries
Question #3
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The discovery of the mechanism of the greenhouse effect in the atmosphere is first attributed to which scientist?
Correct Answer: Option A
Explanation:
Joseph Fourier recognized in 1824 that Earth's atmosphere acts like an insulator, warming the planet's surface.
Joseph Fourier recognized in 1824 that Earth's atmosphere acts like an insulator, warming the planet's surface.
This question belongs to:
Static General Knowledge
Inventions and Discoveries
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