Who invented the first functional integrated circuit (microchip) in 1958? MCQ with Answer and Explanation

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Who invented the first functional integrated circuit (microchip) in 1958?

A. Douglas Engelbart

B. John Bardeen

C. Jack Kilby and Robert Noyce

D. Alan Turing

Answer: Option C

Solution (By JKSSB Mock Tests)

Jack Kilby of Texas Instruments constructed the first working monolithic integrated circuit on a germanium chip, winning a Nobel Prize.

This question belongs to: Static General Knowledge Inventions and Discoveries

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Question #1

Who invented the printing press with movable type around 1440?

A. William Caxton

B. Leonardo da Vinci

C. Bi Sheng

D. Johannes Gutenberg

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Correct Answer: Option D

Explanation:
Johannes Gutenberg introduced movable-type printing to Europe, sparking the Printing Revolution.

This question belongs to: Static General Knowledge Inventions and Discoveries

Question #2

Who invented the lithium-ion battery architecture, winning the Nobel Prize in Chemistry in 2019?

A. John B. Goodenough, M. Stanley Whittingham, and Akira Yoshino

B. Gaston Planté

C. Alessandro Volta

D. Thomas Edison

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Correct Answer: Option A

Explanation:
These three scientists developed the lightweight, rechargeable, and highly energetic lithium-ion battery technology.

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Question #3

Who discovered the fundamental principle of inheritance known as the Law of Independent Assortment?

A. Thomas Hunt Morgan

B. Charles Darwin

C. Gregor Mendel

D. Francis Crick

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Correct Answer: Option C

Explanation:
Gregor Mendel discovered the laws of segregation and independent assortment through careful calculation of pea hybrid phenotypes.

This question belongs to: Static General Knowledge Inventions and Discoveries

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