The signals through fibre-optics are transmitted byย 

The signals through fibre-optics are transmitted by  (A) Light wave  (B) Electric wave   (C) Sound wave  (D) Magnetic wave  Correct Ans: (A) Explanation: Fiber-optic communication uses light waves to transmit signals. In this technology, data gets converted into light signals and travels through thin strands of glass or plastic fiber. The light pulses move through […]

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