Who invented the pacemaker? MCQ with Answer and Explanation

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Who invented the pacemaker?

A. Rune Elmqvist

B. Wilson Greatbatch

C. Paul Zoll

D. John Hopps

Answer: Option B

Solution (By JKSSB Mock Tests)

Wilson Greatbatch invented the implantable pacemaker.

This question belongs to: Static General Knowledge First in the World

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Question #1

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Who invented the Silly String?

A. Both

B. Toy companies

C. Leonard Fish and Robert D. Frawley

D. Chemists

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Correct Answer: Option C

Explanation:
Fish and Frawley.

This question belongs to: Static General Knowledge First in the World

Question #2

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Who was the first person to develop a commercial electric light?

A. Thomas Edison

B. Joseph Swan

C. Nikola Tesla

D. Humphry Davy

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Correct Answer: Option A

Explanation:
Edison created a commercially viable light bulb.

This question belongs to: Static General Knowledge First in the World

Question #3

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Who was the first person to formulate the principle of buoyancy?

A. Archimedes

B. Isaac Newton

C. Galileo

D. Pascal

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Correct Answer: Option A

Explanation:
Archimedes discovered the law of buoyancy.

This question belongs to: Static General Knowledge First in the World

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