Who is the inventor of the Richter Scale used to measure the magnitude of earthquakes? MCQ with Answer and Explanation

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Who is the inventor of the Richter Scale used to measure the magnitude of earthquakes?

A. Charles Richter

B. James Hutton

C. Giuseppe Mercalli

D. Alfred Wegener

Answer: Option A

Solution (By JKSSB Mock Tests)

Charles F. Richter developed the Richter magnitude scale in 1935 in partnership with Beno Gutenberg.

This question belongs to: Static General Knowledge Inventions and Discoveries

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The invention of the first functional program-controlled electronic binary computing architecture, the EDSAC, was completed where?

A. University of Pennsylvania

B. University of Cambridge by Maurice Wilkes

C. Stanford Research Institute

D. Harvard University

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Correct Answer: Option B

Explanation:
The EDSAC (Electronic Delay Storage Automatic Calculator) performed its first calculation in 1949, applying von Neumann's stored-program architecture.

This question belongs to: Static General Knowledge Inventions and Discoveries

Question #2

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The discovery of the restriction enzymes, which slice DNA at specific sequences, revolutionized genetic engineering under which scientist?

A. Paul Berg

B. James Watson and Francis Crick

C. Kary Mullis

D. Werner Arber, Hamilton Smith, and Daniel Nathans

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Correct Answer: Option D

Explanation:
These three scientists received the 1978 Nobel Prize for discovering restriction endonucleases and applying them to molecular genetics.

This question belongs to: Static General Knowledge Inventions and Discoveries