Inventions In which decade was the transistor invented? 1960s 1950s 1980s 1940s 1960s 1950s 1980s 1940s ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Automobiles using gasoline? Kirkpatrick Macmillan Karl Benz Evangelista Torricelli Leo H Baekeland Kirkpatrick Macmillan Karl Benz Evangelista Torricelli Leo H Baekeland ANSWER DOWNLOAD EXAMIANS APP
Inventions What Elisha Otis invented? The brake used in modern elevators Hydraulic Crane Turbine Jet Engine The brake used in modern elevators Hydraulic Crane Turbine Jet Engine ANSWER DOWNLOAD EXAMIANS APP
Inventions What Enrico Fermi invented? Nuclear reactor Betatron Cyclotron X ray machine Nuclear reactor Betatron Cyclotron X ray machine ANSWER DOWNLOAD EXAMIANS APP
Inventions What James Watt invented? Hot air balloon Rotary steam engine Steam boat Diving bell Hot air balloon Rotary steam engine Steam boat Diving bell ANSWER DOWNLOAD EXAMIANS APP
Inventions What Frank Whittle invented? Ethyl gasoline Jet propulsion Sonar Radar Ethyl gasoline Jet propulsion Sonar Radar ANSWER DOWNLOAD EXAMIANS APP
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