Which is the wrong statement from the following?

  • Optical fibres may have a homogeneous core with suitable cladding
  • Optical fibres can be of graded refractive index
  • The only disadvantage of optical fibres is that they are subjected to electromagnetic interference from outside
  • Optical fibres have an extremely small transmission loss
Facebook
WhatsApp

You May Like

Comment

error: Content is protected !!
Scroll to Top