Inventions Who invented Bifocal Lens? Rudolf Diesel Alfred B. Nobel Thomas Alva Edison Benjamin Franklin Rudolf Diesel Alfred B. Nobel Thomas Alva Edison Benjamin Franklin ANSWER DOWNLOAD EXAMIANS APP
Inventions What Enrico Fermi invented? Nuclear reactor X ray machine Cyclotron Betatron Nuclear reactor X ray machine Cyclotron Betatron ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Gramophone? Michael Faraday Sir Alexander Graham Bell Fahrenheit Thomas Alva Edison Michael Faraday Sir Alexander Graham Bell Fahrenheit Thomas Alva Edison ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented the first controllable flying AEROPLANE (AIRPLANE)? South Brothers West Brothers Lidenbergh Brothers Wright Brothers South Brothers West Brothers Lidenbergh Brothers Wright Brothers ANSWER DOWNLOAD EXAMIANS APP
Inventions CORN FLAKES - Who made them first? Archers Kellogg Quaker Nabisco Archers Kellogg Quaker Nabisco ANSWER DOWNLOAD EXAMIANS APP
Inventions Where was the yo-yo invented? England Philippines United States France England Philippines United States France ANSWER DOWNLOAD EXAMIANS APP
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