Who invented the mercury thermometer in 1714? MCQ with Answer and Explanation

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Who invented the mercury thermometer in 1714?

A. Daniel Gabriel Fahrenheit

B. Anders Celsius

C. Lord Kelvin

D. Galileo Galilei

Answer: Option A

Solution (By JKSSB Mock Tests)

Daniel Gabriel Fahrenheit invented the mercury-in-glass thermometer in 1714 and developed the Fahrenheit scale.

This question belongs to: Static General Knowledge Inventions and Discoveries

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Question #1

Who invented the first practical modern revolver firearm in 1836?

A. Richard Gatling

B. Samuel Colt

C. John Browning

D. Oliver Winchester

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Correct Answer: Option B

Explanation:
Samuel Colt patented the revolving cylinder pistol mechanism that allowed multiple shots to be fired without manual reloading.

This question belongs to: Static General Knowledge Inventions and Discoveries

Question #2

The invention of the common electrical structural device known as the coaxial cable was patented in its modern form by whom?

A. Michael Faraday

B. Nikola Tesla

C. Alexander Graham Bell

D. Lloyd Espenschied and Herman Affel

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Correct Answer: Option D

Explanation:
Espenschied and Affel engineered the concentric dual-conductor configuration at Bell Labs in 1929 for high-frequency radio networks.

This question belongs to: Static General Knowledge Inventions and Discoveries

Question #3

Who discovered the existence of infrared radiation in sunlight in 1800 using thermometers and a prism?

A. Johann Wilhelm Ritter

B. James Clerk Maxwell

C. William Herschel

D. Heinrich Hertz

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Correct Answer: Option C

Explanation:
William Herschel discovered infrared light by measuring the temperature rise just beyond the red end of the visible spectrum.

This question belongs to: Static General Knowledge Inventions and Discoveries

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