Question

Infrared waves and Optical Fibre cable used light waves for transmission of data . (a) True (b) False​

Answer 1

Answer:

Fiber-optic cables transmit data via pulses of light. ... Another layer of glass, called “cladding,” is wrapped around the central fiber and causes light to repeatedly bounce off the walls of the cable rather than leak out at the edges, so signals travel farther without attenuation.

Answer 2

Answer:

true...............