GK
INVENTIONS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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telephone, vacuum, and computer
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light bulb, phonograph, and motion picture camera
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light bulb, camera, and telephone
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phonograph, peanut butter, and cars
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Detailed explanation-1: -One of the most famous and prolific inventors of all time, Thomas Alva Edison exerted a tremendous influence on modern life, contributing inventions such as the incandescent light bulb, the phonograph, and the motion picture camera, as well as improving the telegraph and telephone.
Detailed explanation-2: -The phonograph was developed as a result of Thomas Edison’s work on two other inventions, the telegraph and the telephone. In 1877, Edison was working on a machine that would transcribe telegraphic messages through indentations on paper tape, which could later be sent over the telegraph repeatedly.
Detailed explanation-3: -In 1877 Edison achieved international fame with his invention of the first phonograph. Two years later, while working in Menlo Park, New Jersey, Edison developed the first practical incandescent light bulb and a complete electrical power system for making electric lighting for homes and businesses.
Detailed explanation-4: -The Phonograph. This phonograph was considered the first great invention of Edison’s career, and his life-long favorite. The Light Bulb. The Electrographic Vote Recorder. Magnetic Iron Ore Separator. The Motion Picture. 17-Jun-2016