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Consider the following statements : (i) Optical fibre communication is based on the principle of refraction of light. (ii) Optical fibre communication is based on the principle of total internal reflection of light. (iii) In optical fibre communication, light is the carrier wave. (iv) Optical fibre permits communication over short distances only. Select the correct statement(s) using the codes given below.
Correct Answer: (c)
Official keyThis question appeared in the APSC Prelims 2022 examination (GS). It is Question 60 out of 179 questions in this paper.
This question was part of the APSC Prelims 2022 (GS). The APSC Prelims examination tests candidates on general studies, current affairs, and aptitude through multiple-choice questions.
Practice previous year questions from all APSC Prelims papers and compare patterns with UPSC Prelims PYQ to identify overlapping topics.