The cladding which surrounds the Optical fibre Core – McqOptions

MCQOPTIONS

1.	The cladding which surrounds the Optical fibre Core
A.	is used to reduce optical interference
B.	is used to protect the fibre
C.	guide the light in the core
D.	ensure that the refractive index remains constant
Answer» D. ensure that the refractive index remains constant

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