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Q:

Electric chair was invented by

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

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Q:

Robert Hooke discovered cells by observing them in a ______.

A) onion peel B) cork slice
C) pond water   D) No option is correct
 
Answer & Explanation Answer: B) cork slice

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Q:

Who invented Pentium Chip?

A) Kumar Patel B) Tom Gunter
C) Vince Emery D) Vinod Dham
 
Answer & Explanation Answer: D) Vinod Dham

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Q:

Who was the invertor of frozen foods?

A) Alfred Nobel B) Clarence Birdseye
C) Frank Whittle D) Ives McGaffey
 
Answer & Explanation Answer: B) Clarence Birdseye

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Q:

Who invented the pendulum clock?

A) Galileo Galilei B) Christiaan Huygens
C) Frederick Jones D) Davidson
 
Answer & Explanation Answer: B) Christiaan Huygens

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Q:

Who invented the bifocal glasses?

A) Thomas Alva Edison B) Benjamin franklin
C) Evangelista D) Isaac Newton
 
Answer & Explanation Answer: B) Benjamin franklin

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Q:

Soda water was invented by

A) Tivadar Puskas B) Joseph Priestley
C) Petrache Poenaru D) James Leonard Plimpton
 
Answer & Explanation Answer: B) Joseph Priestley

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Q:

Who Invented Laser?

A) William Friese­Greene B) Arthur Fry
C) Gordon Gould D) Otto von Guericke
 
Answer & Explanation Answer: C) Gordon Gould

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