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 Inventions Questions

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Q:

Assembly line was invented by

A) Alexander Parkes B) Luigi Palmieri
C) Alexey Pajitnov D) Ransom Eli Olds
 
Answer & Explanation Answer: D) Ransom Eli Olds

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Q:

Who invented logarithms?

A) Eden Snowden B) Larry Page
C) Thomas Edison D) John Napier
 
Answer & Explanation Answer: D) John Napier

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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:

A sentence/a part of the sentence is underlined. Four alternatives are given to the underlined part which will improve the sentence. Choose the correct alternative and click the button corresponding to it. In case no improvement is needed, click the button corresponding to "No improvement".

When the architect won a prize in a play­writing competition his friends admired his universality.

A) durability B) versatility
C) respectability D) No improvement
 
Answer & Explanation Answer: B) versatility

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Q:

Who discovered Potassium?

A) Humphry Davy B) Alan Turing
C) Bill Gates D) Tim Berners-Lee
 
Answer & Explanation Answer: A) Humphry Davy

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Q:

Who Invented water turbine?

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

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Q:

Which of the following branches of mathematics was invented by Newton?

A) Calculus B) Logic
C) Algebra D) Geometry
 
Answer & Explanation Answer: A) Calculus

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Q:

Who invented the thermos flask?

A) Ray Tomlinson B) Tim Berners-Lee
C) William Cullen D) James Dewar
 
Answer & Explanation Answer: D) James Dewar

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