Q.

Advantage of optical fibre

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a

high bandwidth and em interference

b

high bandwidth, low transmission capacity and no e.m. interference

c

high bandwidth, high data transmission capacity and no e.m. interference

d

low bandwidth and em interference

answer is D.

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Detailed Solution

Few advantages of optical flbres are that the number of signals carried by optical fibres is much more than that carried by the Cu wire or radio waves. Optical fibres are practically free from electromagnetic interference and problem of cross talks whereas ordinary cables and microwave links suffer a lot from it.

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