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Q:

Who discovered Electron?

A) Enrico Fermi B) Robert Noyce
C) J.J.Thomson D) James Dyson
 
Answer & Explanation Answer: C) J.J.Thomson

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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:

Electric tram was invented by?

A) Fyodor Pirotsky B) Arthur Pitney
C) Fritz Pfleumer D) Stephen Perry
 
Answer & Explanation Answer: A) Fyodor Pirotsky

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Q:

Bacteria was discovered by

A) Antonie van Leeuwenhoek B) Belarus
C) Hugo de Vries D) Robert Brown
 
Answer & Explanation Answer: A) Antonie van Leeuwenhoek

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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:

Stainless steel was invented by

A) William Howard Livens B) Joseph Aspdin
C) Harry Brearley D) James Dyson
 
Answer & Explanation Answer: C) Harry Brearley

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Q:

Who invented Antibiotics?

A) Joseph Lister B) William Harvey
C) Robert Knock D) Alexander Fleming
 
Answer & Explanation Answer: D) Alexander Fleming

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Q:

Who Invented Lawnmower?

A) Edwin Howard Armstrong B) John Barber
C) Edwin Beard Budding D) Nicholas Callan
 
Answer & Explanation Answer: C) Edwin Beard Budding

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