The light sources used in fibre optics communication are :

Related MCQs

• How many types of sources of optical light are available?
• The ratio of speed of light in air to the speed of light in another medium is called as_________
• The fibers which relax the spectral requirements for optical sources and allow flexible wavelength division multiplying are known as-
• _________ semiconductor laser sources generally have broader bandwidths.
• The fibers mostly not used nowadays for optical fiber communication system are
• In optical fiber communication, ______________ major types of LED structures are used
• Who proposed the idea of transmission of light via dielectric waveguide structure?
• Light incident on fibers of angles________the acceptance angle do not propagate into the fiber
• When a ray of light enters one medium from another medium, which quality will not change
• . When light is described as an electromagnetic wave, it consists of a periodically varying electric E and magnetic field H which are oriented at an angle