GK
INVENTIONS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Domagk
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Lee De Forest
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Otis
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None of these
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Detailed explanation-1: -The OTIS ELEVATOR COMPANY can trace its origins to 1853, when Elisha Graves Otis introduced the first safety passenger elevator at the Crystal Palace Convention in New York City. His invention impressed spectators at the convention, and the first passenger elevator was installed in New York City in 1856.
Detailed explanation-2: -Industrialist Elisha Otis, who installed the first passenger elevator in New York, held a public demonstration at the 1854 world’s fair in New York in which he hoisted a platform high above a crowd, then cut the cable with an ax. “All safe, ‘’ he proclaimed as his safety device halted the fall.
Detailed explanation-3: -19th Century Elevators In 1835, architects Frost and Stuart built the “Teagle, ‘’ a belt-driven, counter-weighted and steam-driven lift was developed in England.