GK
INVENTIONS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Benjamin Franklin
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Thomas Edison
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Thomas Jefferson
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Benjamin Edison
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Detailed explanation-1: -Edison himself supervised the laying of the mains and installation of the world’s first permanent, commercial central power system in lower Manhattan, which became operative in September 1882.
Detailed explanation-2: -The key to Edison’s initial reputation and success was his work in the field of telegraphy. With knowledge gained from years of working as a telegraph operator, he learned the basics of electricity.
Detailed explanation-3: -In 1879, the American inventor Thomas Edison was finally able to produce a reliable, long-lasting electric light bulb in his laboratory.
Detailed explanation-4: -Edison & the First Power Station The modern electric utility industry in the United States can be traced to the invention of the practical light bulb in 1879 by Thomas Alva Edison.