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Inventions, Discoveries and Explorations
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Inventions, Discoveries and Explorations
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Inventions, Discoveries and Explorations
Who invented fountain pen in 1884?
John J. Loud
Sir Frank Whittle
Lewis E. Waterman
Kirkpatrick Macmillan
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Inventions, Discoveries and Explorations
Which is the oldest invention among Bicycle, Microscope, Barometer and Clock?
Bicycle
Microscope
Barometer
Clock
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Inventions, Discoveries and Explorations
First regenerative circuit was invented and patented in 1914 by
Johnson Armstrong
Dr. Fredinand Magellan
Dr. Horace day
Edwin Armstrong
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Inventions, Discoveries and Explorations
Who invented Dynamite?
Thomas Alva Edison
Benjamin Franklin
Sir Alexander Graham Bell
Alfred B. Nobel
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Inventions, Discoveries and Explorations
What did Enrico Fermi invent?
X ray machine
Betatron
Cyclotron
Nuclear reactor
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Inventions, Discoveries and Explorations
Who invented script for people who cannot see?
Dr. Charles H. Townes
Louis Braille
Henry Bacquerel
Sir J.A. Fleming
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Inventions, Discoveries and Explorations
Aeroplane was invented in which year?
1945
1901
1917
1903
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Inventions, Discoveries and Explorations
Who invented liquid-fueled rockets and is considered the father of modern rocketry?
Dr. Robbert H. Goddard
Malcolm Loughead
Charles Fritts
George Fritts
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Inventions, Discoveries and Explorations
Who invented Internal Combustion Engine?
Roger Bacon
Karl Benz
Dr. Alan M. Turing
Otto
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Inventions, Discoveries and Explorations
Blaise Pascal is associated with:
Calculating machine
Computers
Cinema
None of these
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