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  9. Q45

RPSC RAS 2012 · Question 45 of 94

In fiber optics communication the signal travels in the form of:

Science & Technology

  1. ALight waveCorrect
  2. BRadiowave
  3. CMicrowave
  4. DElectric Wave

Answer: A. Light wave

Explanation

Official RPSC answer key (2012): option 1. Fibre-optic signals travel as light waves.

Source: RPSC RAS Prelims 2012 (14-06-2012), answers per RPSC official answer key (released 18-08-2012) via solved-paper transcription

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