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 Inventions Questions

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Q:

Who Invented Induction Coil?

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

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Q:

Seismometer was invented by

A) Alexander Parkes B) Luigi Palmieri
C) Alexey Pajitnov D) Ransom Eli Olds
 
Answer & Explanation Answer: B) Luigi Palmieri

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Q:

Aaton Van Leewen Hock is famous for the discovery of ___.

A) Microscope B) Nylon
C) Laser D) Radio valve
 
Answer & Explanation Answer: A) Microscope

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Q:

An eudiometer measures

A) Atmospheric pressure B) Time
C) Volume of gases D) Vapour pressure
 
Answer & Explanation Answer: C) Volume of gases

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Q:

Who invented the Lightning Rod in 1749?

A) Benjamin Franklin B) Nikola Tesla
C) Eli Whitney D) George Washington
 
Answer & Explanation Answer: A) Benjamin Franklin

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Q:

Who Invented airbag?

A) Wright brothers B) Reynold B. Johnson
C) Assen Jordanoff D) Ken Kutaragi
 
Answer & Explanation Answer: C) Assen Jordanoff

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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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Q:

Who Invented LED?

A) Nick Holonyak B) Elias Howe
C) Chuck Hull D) Christiaan Huygens
 
Answer & Explanation Answer: A) Nick Holonyak

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