Inventions Questions

Q:

Who invented Dynamite?

A) J B Dunlop B) Alfred Nobel
C) James Simons D) Peter Hargreaves
 
Answer & Explanation Answer: B) Alfred Nobel

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Q:

The first large scale electrical air conditioning was invented and used in 1902 by

A) Willis Carrier B) John Gorrie
C) Stuart Cramer D) H.H. Schultz
 
Answer & Explanation Answer: A) Willis Carrier

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Q:

Revolving Door was invented by ________.

A) Lucien Vidi B) John Venn
C) Theophilus Van Kannel D) Lewis Urry
 
Answer & Explanation Answer: C) Theophilus Van Kannel

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Q:

Arithmometer was invented by

A) Evangelista Torricelli B) Charles Xavier Thomas
C) Edward Teller D) Gustav Tauschek
 
Answer & Explanation Answer: B) Charles Xavier Thomas

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Q:

Piano was invented by ________.

A) John Barber B) Sir Henry Cole
C) Josephine Cochrane D) Bartolomeo Cristofori
 
Answer & Explanation Answer: D) Bartolomeo Cristofori

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Q:

General anaesthetic was invented by?

A) Alfred P. Southwick B) Isaac Singer
C) Murasaki Shikibu D) Hanaoka Seishū
 
Answer & Explanation Answer: D) Hanaoka Seishū

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Q:

Venn diagram was invented by

A) Lucien Vidi B) John Venn
C) Theophilus Van Kannel D) Lewis Urry
 
Answer & Explanation Answer: B) John Venn

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0 1299
Q:

Who among the following discovered electron?

A) J.J Thomson B) Max Born
C) Antoine Lavoisier D) Mendeleef
 
Answer & Explanation Answer: A) J.J Thomson

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