Inventions What Enrico Fermi invented? Nuclear reactor Betatron X ray machine Cyclotron Nuclear reactor Betatron X ray machine Cyclotron ANSWER DOWNLOAD EXAMIANS APP
Inventions What invention was first installed at a Hartford, Connecticut bank in 1889? Automatic teller machine Pay telephone Burglar alarm Time-lock safe Automatic teller machine Pay telephone Burglar alarm Time-lock safe ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade was the AEEE (now the IEEE) founded? 1930s 1850s 1950s 1880s 1930s 1850s 1950s 1880s ANSWER DOWNLOAD EXAMIANS APP
Inventions What is the name of the CalTech seismologist who invented the scale used to measure the magnitude of earthquakes? Joshua Rumble Giuseppe Mercalli Hiram Walker Charles Richter Joshua Rumble Giuseppe Mercalli Hiram Walker Charles Richter ANSWER DOWNLOAD EXAMIANS APP
Inventions What Elisha Otis invented? The brake used in modern elevators Hydraulic Crane Jet Engine Turbine The brake used in modern elevators Hydraulic Crane Jet Engine Turbine ANSWER DOWNLOAD EXAMIANS APP
Inventions What invention caused many deaths while testing it? Ladders Race cars Dynamite Parachute Ladders Race cars Dynamite Parachute ANSWER DOWNLOAD EXAMIANS APP
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