Inventions When was Milk Tray first introduced? 1934 1923 1915 1942 1934 1923 1915 1942 ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Gramophone? Sir Alexander Graham Bell Michael Faraday Thomas Alva Edison Fahrenheit Sir Alexander Graham Bell Michael Faraday Thomas Alva Edison Fahrenheit ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the toothbrush invented? 1765 1770 1742 1790 1765 1770 1742 1790 ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Electric Generator? Alfred B. Nobel Michael Faraday Sir Alexander Graham Bell Thomas Alva Edison Alfred B. Nobel Michael Faraday Sir Alexander Graham Bell Thomas Alva Edison ANSWER DOWNLOAD EXAMIANS APP
Inventions Who is the English physicist responsible for the 'Big Bang Theory'? Albert Einstein Michael Skube George Gamow Roger Penrose Albert Einstein Michael Skube George Gamow Roger Penrose ANSWER DOWNLOAD EXAMIANS APP
Inventions What African-American inventor received 5 patents in the field of shoemaking? Ernest Just Jan Ernst Matzeliger Lewis Latimer Elijah McCoy Ernest Just Jan Ernst Matzeliger Lewis Latimer Elijah McCoy ANSWER DOWNLOAD EXAMIANS APP