Question : When did Carl Friedrich Gauss and Wilhelm Eduard Weber invent the world's first electromagnetic telegraph?
Option 1: 1833
Option 2: 1832
Option 3: 1830
Option 4: 1831
Correct Answer: 1833
Solution : The correct answer is 1833.
Carl Friedrich Gauss and Wilhelm Eduard Weber invented the first electromagnetic telegraph in 1833 . Weber was appointed physics professor in Gottingen in 1831, having completed his studies in Halle and Gottingen. His attempts to create an absolute electrical unit system resulted in an advancement in electrical research.
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