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Q:

Who invented the BALLPOINT PEN?

A) Write Brothers B) Waterman Brothers
C) Biro Brothers D) Bicc Brothers
 
Answer & Explanation Answer: C) Biro Brothers

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Q:

It travels over land and water. Who invented the HOVERCRAFT?

A) C. Cockerell B) S. Sperrow
C) O. Stricheg D) T. Henman
 
Answer & Explanation Answer: A) C. Cockerell

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Q:

In which decade was the Internet first implemented?

A) 1940s B) 1960s
C) 1970s D) 1980s
 
Answer & Explanation Answer: B) 1960s

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Q:

Who is the inventor of railway engine?

A) George Stephenson B) W.H.F Talbot
C) Richard Trevithik D) Eli Whitney
 
Answer & Explanation Answer: C) Richard Trevithik

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Q:

Who Invented Modern Frequency Modulation FM Radio ?

A) Peter Durand B) Percy Shaw
C) Edwin H. Armstrong D) Leo Hendrik Baekeland
 
Answer & Explanation Answer: C) Edwin H. Armstrong

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Q:

Who Invented Microwave Oven ?

A) Lewis Edson Waterman B) Levi Strauss
C) Percy LeBaron Spencer D) Sir Sandford Fleming
 
Answer & Explanation Answer: C) Percy LeBaron Spencer

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Q:

Who Invented Traffic Signal ?

A) Lewis Edson Waterman B) Levi Strauss
C) Percy LeBaron Spencer D) Garrett Augustus Morgan
 
Answer & Explanation Answer: D) Garrett Augustus Morgan

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Q:

Who Invented Piano ?

A) Bartolomeo Cristofori di Francesco B) Ruth Graves Wakefield
C) Adolf Gaston Eugen Fick D) Jacques Cousteau
 
Answer & Explanation Answer: A) Bartolomeo Cristofori di Francesco

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