mvillErine mvillErine
  • 02-03-2017
  • Health
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Which scientist made it possible for digital signals to travel long distances using pulses of light?
a. isaac newton
b. warren washington
c. charles kuen kao
d. christian doppler

Respuesta :

theukegod
theukegod theukegod
  • 02-03-2017
The scientist was Charles Kuen Kao.
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