Inventions What Enrico Fermi invented? X ray machine Betatron Nuclear reactor Cyclotron X ray machine Betatron Nuclear reactor Cyclotron ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Dynamite? Benjamin Franklin Thomas Alva Edison Sir Alexander Graham Bell Alfred B. Nobel Benjamin Franklin Thomas Alva Edison Sir Alexander Graham Bell Alfred B. Nobel ANSWER DOWNLOAD EXAMIANS APP
Inventions What item, originally called the 'Whirlwind', was invented by Ives McGaffey in 1869? Vacuum cleaner Electric mixer Blender Washing machine Vacuum cleaner Electric mixer Blender Washing machine ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade was the AEEE (now the IEEE) founded? 1880s 1850s 1950s 1930s 1880s 1850s 1950s 1930s ANSWER DOWNLOAD EXAMIANS APP
Inventions What charge card, developed in 1950, was the first to be accepted nationally in the US? Visa MasterCharge Discover Diner's Club Visa MasterCharge Discover Diner's Club ANSWER DOWNLOAD EXAMIANS APP
Inventions What now-ubiquitous device was invented by Zenith engineer Eugene Polley in 1955? Calculator Microwave oven VCR Remote control Calculator Microwave oven VCR Remote control ANSWER DOWNLOAD EXAMIANS APP
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