A) Optical fibres may have homogeneous core with a suitable cladding
B) Optical fibres can be of graded refractive index
C) Optical fibres are subject to electromagnetic interference from outside
D) Optical fibres have extremely low transmission loss
Correct Answer: C
Solution :
Optical fibres are not subjected to electromagnetic interference from outside.You need to login to perform this action.
You will be redirected in
3 sec