If the input power 100 W is launched into 6 km of fiber, the mean opti – McqOptions

MCQOPTIONS

1.	If the input power 100 W is launched into 6 km of fiber, the mean optical power at the fiber output is 2 W. What is the overall signal attenuation through the fiber assuming there are no connectors or splices?
A.	15.23dB
B.	16.98dB
C.	17.12dB
D.	16.62dB
Answer» C. 17.12dB

Discussion

No Comment Found

Related MCQs

When the input and output power in an optical fiber is 120 W & 3 W respectively and the length of the fiber is 8 km. What is the signal attenuation per km for the fiber?
A decibel may be defined as the ratio of input and output optical power for a particular optical wavelength.
A device that reduces the intensity of light in optical fiber communications is ___________
If the input power 100 W is launched into 6 km of fiber, the mean optical power at the fiber output is 2 W. What is the overall signal attenuation through the fiber assuming there are no connectors or splices?
The optical fiber incurs a loss in signal power as light travels down the fiber which is called as ___________
Which is the unit of measurement of attenuation in optical fibers?
The periodic arrangement of cladding air holes in photonic band gap fibers provides for the formation of a photonic band gap in the ___________
The high index contrast enables the PCF core to be reduced from around 8 min conventional fiber to ___________
Losses in photonic crystal fibers are reduced to a level of ___________
Conventional optical fibers has more transmission losses than photonic crystal fibers.