Home › AP EAPCET (Engineering) › Physics › Communication Systems › Compared with copper cables, attenuation in mode…
Compared with copper cables, attenuation in modern optical fibre is what?
AFar less
BAbout the same
CSlightly more
DFar more
Answer & Solution
Correct answer: A. Far less
Low loss allows long-haul fibre links with repeaters spaced many tens of kilometres apart.
Related questions
Which modulation form is used on the AM radio broadcasting band?The lower frequency band occupied by the message signal before modulation is called the:Which is an analog-over-analog pulse modulation method?Which of these is a pulse modulation method that sends an analog signal as a digital code?Quadrature amplitude modulation is equivalent to a combination of which two schemes?Which scheme represents digital data by using a finite set of carrier amplitudes?In frequency modulation, which carrier property follows the instantaneous message amplitudThe device that performs both modulation and demodulation in two-way communication is a: