Inventions What now-ubiquitous device was invented by Zenith engineer Eugene Polley in 1955? Remote control Microwave oven Calculator VCR Remote control Microwave oven Calculator VCR ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Bifocal Lens? Benjamin Franklin Alfred B. Nobel Thomas Alva Edison Rudolf Diesel Benjamin Franklin Alfred B. Nobel Thomas Alva Edison Rudolf Diesel ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade was the transistor invented? 1940s 1980s 1950s 1960s 1940s 1980s 1950s 1960s ANSWER DOWNLOAD EXAMIANS APP
Inventions What Elisha Otis invented? Turbine Hydraulic Crane The brake used in modern elevators Jet Engine Turbine Hydraulic Crane The brake used in modern elevators Jet Engine ANSWER DOWNLOAD EXAMIANS APP
Inventions For what is Charles Babbage (1792-1871) remembered? Radio-Telegraphy Steam Boating Telescopes Computers Radio-Telegraphy Steam Boating Telescopes Computers ANSWER DOWNLOAD EXAMIANS APP
Inventions What toy was invented by Joshua Lionel Cowen around 1900? Yo-yo Raggedy Ann doll Electric train Tinkertoys Yo-yo Raggedy Ann doll Electric train Tinkertoys ANSWER DOWNLOAD EXAMIANS APP
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