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406

Q:

किस डेटा ट्रांसफर माध्यम की डेटा स्थानान्तरण की दर सबसे अधिक है?

  • 1
    ट्विस्टेड केबल (Twisted Cable)
  • 2
    सह अक्षीय केबल (Co-Axial Cable)
  • 3
    आप्टिकल फाइबर (Optical Fibre)
  • 4
    उपरोक्त में से कोई नहीं (None of these)
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Answer : 3. " आप्टिकल फाइबर (Optical Fibre)"
Explanation :

1. Optical fibres use total internal reflection to transfer data. The primary condition for total internal reflection is that the signal must travel from an optically denser medium to an optically rarer medium. Secondly, the angle of incidence must be greater than the critical angle.

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