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 Inventions Questions

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Q:

An eudiometer measures

A) Atmospheric pressure B) Time
C) Volume of gases D) Vapour pressure
 
Answer & Explanation Answer: C) Volume of gases

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Q:

Who created the first mechanical computer, which proved to be the prototype for future computers?

A) Archimedes B) John Harrison
C) Cai Lun D) Charles Babbage
 
Answer & Explanation Answer: D) Charles Babbage

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Q:

Who discovered benzene?

A) Hal Anger B) Michael Faraday
C) Bruce Ames D) Nicolas Appert
 
Answer & Explanation Answer: B) Michael Faraday

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Q:

Who invented first working laser?

A) A. H. Taylor B) W. K. Roentgen
C) T. H. Maiman D) Fred Morrission
 
Answer & Explanation Answer: C) T. H. Maiman

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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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Q:

Who Invented the nuclear reactor?

A) Enrico Fermi B) Adolf Gaston Eugen Fick
C) Sandford Fleming D) Benoit Fourneyron
 
Answer & Explanation Answer: A) Enrico Fermi

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Q:

Sewing machine was invented by

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

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Q:

Who invented the electric tram?

A) James Cook B) William Harvey
C) Fyodor Pirotsky D) Robert Boyles
 
Answer & Explanation Answer: C) Fyodor Pirotsky

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