INVENTIONS - 02  (LEE EDUTEK PRIVATE LIMITED PH NO 9704875189)
QUIZ FOR INVENTIONS
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Who among the following invented the small pox vaccine?
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When was the first lawn mower invented?
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The first hand glider was designed by...?
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Where was the yo-yo invented?
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Who invented the Spinning Jenny?
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Who is the only U.S. President to invent and patent something?
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What Elisha Otis invented?
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Who is often called the 'first African-American' inventor?
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Who had an explosive idea and first patented DYNAMITE?
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When was the first elevator built?
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What charge card, developed in 1950, was the first to be accepted nationally in the US?
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What 'game' was first produced by the Southern Novelty Company in Baltimore, Maryland in 1892?
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What Enrico Fermi invented?
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Who is the English physicist responsible for the 'Big Bang Theory'?
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What George Westinghouse invented?
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Which of the following was first patented by an Australian in 1889?
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For what does the world owe Almon Strowger a debt of gratitude?
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Which insurance salesman invented the fountain pen in 1884?
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What invention is credited to the Russian born American inventor Vladimir Kosma Zworykin?
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Benjamin Franklin was a prolific inventor. He invented the lightning rod, the Franklin stove, studied electricity, discovered the Gulf Stream, started the first library, and on and on. Among his many other inventions, what musical instrument did he invent?
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What inspired reflecting road lights to be invented?
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In which decade was the telegraph invented?
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The Manhattan Project was started by President Roosevelt in 1942 to ensure that the U.S. beat the Germans in developing a nuclear bomb. Whom did Roosevelt appoint as scientific head the Manhattan Project?
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 In which decade were the first successful diode and triode vacuum tubes invented?
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What Thomas Davenport invented?
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