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Q:

Who invented Electrocardiograph(EKG)?

Answer

The EKG was invented by Willem Einthoven in 1903 and is used to monitor and analyze past and present heart activity in an individual.

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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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Q:

What George Westinghouse invented?

A) Electric razor B) Light bulb
C) Railway air brakes D) Refrigerator
 
Answer & Explanation Answer: C) Railway air brakes

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Q:

Lift was invented by

A) Otis B) Domagk
C) Lee De Forest D) None of these
 
Answer & Explanation Answer: A) Otis

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Q:

What ‘game’ was first produced by the Southern Novelty Company in Baltimore, Maryland in 1892?

A) Frisbee B) Monopoly
C) Ouija board D) Ping Pong
 
Answer & Explanation Answer: C) Ouija board

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Q:

Who invented Gramophone?

A) Michael Faraday B) Fahrenheit
C) Alexander Graham Bell D) Thomas Alva Edison
 
Answer & Explanation Answer: C) Alexander Graham Bell

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Q:

When were bar code scanners invented?

A) 1940s B) 1950s
C) 1960s D) 1970s
 
Answer & Explanation Answer: D) 1970s

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Q:

Where were wigs first invented?

A) Japan B) France
C) Egypt D) China
 
Answer & Explanation Answer: C) Egypt

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