Inventions Who invented Jet Engine? Roger Bacon Gottlieb Daimler Sir Frank Whittle Lewis E. Waterman Roger Bacon Gottlieb Daimler Sir Frank Whittle Lewis E. Waterman ANSWER DOWNLOAD EXAMIANS APP
Inventions The Manhattan Project was started by President Roosevelt in 1942 to ensure that the U.S. beat the Germans in developing a nuclear bomb. Whom did Roosevelt appoint as scientific head the Manhattan Project? Robert Oppenheimer Leslie R. Groves James B. Conant Vannevar Bush Robert Oppenheimer Leslie R. Groves James B. Conant Vannevar Bush ANSWER DOWNLOAD EXAMIANS APP
Inventions Who is the English physicist responsible for the 'Big Bang Theory'? Albert Einstein George Gamow Michael Skube Roger Penrose Albert Einstein George Gamow Michael Skube Roger Penrose ANSWER DOWNLOAD EXAMIANS APP
Inventions What Elisha Otis invented? Jet Engine Turbine Hydraulic Crane The brake used in modern elevators Jet Engine Turbine Hydraulic Crane The brake used in modern elevators ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented the first controllable flying AEROPLANE (AIRPLANE)? South Brothers West Brothers Wright Brothers Lidenbergh Brothers South Brothers West Brothers Wright Brothers Lidenbergh Brothers ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented the phonograph? Thomas Edison Alexander Graham Bell John Kruesi Jules Levy Thomas Edison Alexander Graham Bell John Kruesi Jules Levy ANSWER DOWNLOAD EXAMIANS APP
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