10. Fibre Optics

Question 1

A fibre optic cable to LRU connector should be connected

Answer 1

Carefully to ensure alignment and reduce light loss

Question 2

For total internal reflection to occu

Answer 2

Angle of incidence must be greater than the critical angle

Question 3

For a fibre optic to function, Then the

Answer 3

Refractive index of the core must be greater than for the cladding

Question 4

What is the main cause of attenuation in fibre optics

Answer 4

Poor termination