Inventions Who invented Fountain Pen? John J. Loud Kirkpatrick Macmillan Lewis E. Waterman Sir Frank Whittle John J. Loud Kirkpatrick Macmillan Lewis E. Waterman Sir Frank Whittle ANSWER DOWNLOAD EXAMIANS APP
Inventions What device for new parents did Ann Moore invent in 1969? Disposable diaper Bottle warmer Infant carrier Baby monitor Disposable diaper Bottle warmer Infant carrier Baby monitor ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Electric Generator? Michael Faraday Thomas Alva Edison Alfred B. Nobel Sir Alexander Graham Bell Michael Faraday Thomas Alva Edison Alfred B. Nobel Sir Alexander Graham Bell ANSWER DOWNLOAD EXAMIANS APP
Inventions What invention is credited to the Russian born American inventor Vladimir Kosma Zworykin? Television Dishwasher Radio Telegraph Television Dishwasher Radio Telegraph ANSWER DOWNLOAD EXAMIANS APP
Inventions Who among the following invented the small pox vaccine? Robert Koch Louis Pasteur Edward Jenner Robert Hooke Robert Koch Louis Pasteur Edward Jenner Robert Hooke ANSWER DOWNLOAD EXAMIANS APP
Inventions What invention caused many deaths while testing it? Parachute Ladders Dynamite Race cars Parachute Ladders Dynamite Race cars ANSWER DOWNLOAD EXAMIANS APP
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