5Dec19 FS Q29

0. Which of the following groups of electronic scientists has been given in an order chronologically?

  • Option : D
  • Explanation :
    The Lumiere brothers were born in Besancon, France in 1840. Lee de Forest was an American inventor born in 1873. John Logie Baird was a very famous Scottish engineer and inventor of one of the first televisions. He demonstrated his working television on 26 January 1926.
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