Fibre optics is immune to.
Fibre optics is immune to Soil interference.
Immunity to electromagnetic interference: Light transmission through optical fibers is unaffected by other electromagnetic radiation nearby. The optical fiber is electrically non-conductive, so it does not act as an antenna to pick up electromagnetic signals.
Magnetic field lines generate an electrical current as they cut across conductors. ... Electromagnetic Interference does occur in coaxial cables, since current does cut across the conductor. Fiber optics are immune to this EMI since signals are transmitted as light instead of current.
Disadvantages of Fiber Optic Transmission. Though fiber optic transmission brings lots of convenience, its disadvantages also cannot be ignored. Fragility: usually optical fiber cables are made of glass, which lends to they are more fragile than electrical wires.
A. They transmit signals in as light rather than electric current. This is the main reason why optical fibers are immune to EMI, which is a type of noise that originates with one of the properties of electromagnetism. EMI is induced when magnetic field lines cut across a conductor.