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Q: Who invented RADIO ?

Tags: q, radio
Asked by roopa vathi, 13 May '08 05:15 pm
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Answers (5)

 
1.

Marconi
Answered by sudesh, 13 May '08 05:15 pm

 
  
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2.

MArconi
Answered by abcd, 13 May '08 05:15 pm

 
  
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3.

THis time also not me ,,,,Wait...let me see Weki..
Answered by atul mulatkar, 13 May '08 05:18 pm

 
  
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4.

marconi
Answered by mohd yousuf, 13 May '08 05:50 pm

 
  
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5.

Sir J. C. Bose invented the Mercury Coherer (together with the telephone receiver) used by Guglielmo Marconi to receive the radio signal in his first transatlantic radio communication over a distance of 2000 miles from Poldhu, UK to Newfoundland, St. Johns in December 1901. Guglielmo Marconi was celebrated worldwide for this achievement, but the fact that the receiver was invented by Bose was totally concealed.

http://web.mit.edu/varun_ag/www/bose.html

In 1894 in Kolkata (Calcutta), Sir Jagdish Chandra Bose (J. C. Bose) invented the mercury coherer, together with the telephone receiver.
Alexander Stepanovich Popov, in 1894, built his first radio receiver, which contained a coherer but actually coherer was first demonstrated by J.C. Bose. Popov demonstrated the coherer, further refined as a lightning detector, to the Russian Physical and Chemical Society on May 7, 1895.
In 1894, Guglielmo Marconi read about Hertz's and Tesla's work on wireless telegraphy, and began his own ...more
Answered by DRSiva, 13 May '08 07:24 pm

 
  
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