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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 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 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:

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 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 invented the electrocardiogram (ECG)?

A) Willem Einthoven B) Edward Jenner
C) Antonio de Ulloa and Charles Wood D) Karl Benz
 
Answer & Explanation Answer: A) Willem Einthoven

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Q:

Albert Sabin is known for developing _____.

A) smallpox vaccine B) polio vaccine
C) penicillin D) hepatitis B vaccine
 
Answer & Explanation Answer: B) polio vaccine

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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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