The invention of the wind tunnel for testing aerodynamic structures was first successfully built by whom? MCQ with Answer and Explanation

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The invention of the wind tunnel for testing aerodynamic structures was first successfully built by whom?

A. Otto Lilienthal

B. Wright Brothers

C. Gustave Eiffel

D. Francis Herbert Wenham

Answer: Option D

Solution (By JKSSB Mock Tests)

Francis Herbert Wenham designed and operated the first enclosed operational wind tunnel in 1871 for the Aeronautical Society of Great Britain.

This question belongs to: Static General Knowledge Inventions and Discoveries

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The ballistic missile (V-2 rocket) was primarily invented by which scientist?

A. Robert Goddard

B. Wernher von Braun

C. Konstantin Tsiolkovsky

D. Hermann Oberth

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Correct Answer: Option B

Explanation:
Wernher von Braun was the leading figure in the development of the V-2 rocket in Nazi Germany and later NASA space vehicles.

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Question #2

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The creation of the first highly precise marine chronometer ($H4$) that solved the global longitude tracking problem was done by whom?

A. Isaac Newton

B. Christiaan Huygens

C. John Harrison

D. James Cook

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Correct Answer: Option C

Explanation:
Carpenter turned clockmaker John Harrison built specialized friction-free marine timekeepers that operated accurately on moving ships.

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Question #3

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The invention of the common household safety matchbox strike face mixture containing red phosphorus was patented by whom?

A. Pasch Brothers and John Lundström

B. Robert Boyle

C. John Walker

D. Humphry Davy

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Correct Answer: Option A

Explanation:
The Swedish inventors split match chemical triggers, rendering matches safe from accidental friction ignition in pocket storage.

This question belongs to: Static General Knowledge Inventions and Discoveries

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