Certified Fiber Optics Final Exam (A+ Guaranteed)

the applications of optical fiber communications have increased at a rapid rate, since the first commercial instillation of a fiber optic system in the correct answers 1970's The loss of a signal strength is called correct answers attenuation A single binary digit Is called a correct answers Bit An eight bit group is called a correct answers Bite The _______ is used to express gain or loss in a fiber optic system or component correct answers Decibel 1mw of power is ___dbm correct answers 0 dbm A loss of 3dbm is a _____ percent loss in power. correct answers 50% Power is measured ______in a fiber optic system correct answers dbm Loss is measured in____ in a fiber optic system correct answers db light is electromagnetic energy with a ____wavelength and ____ frequency than radio waves correct answers shorter, higher The _____ is used to measure light correct answers measure the deflection of light is called_____ correct answers refraction when light passes from one medium to another some of the light energy is _____back into the first material correct answers Reflected The refractive index profile describes the relation between the indices of ____ and ______.The core of the multimode optical fiber has the highest refractive index. correct answers Core, Cladding What makes up an optical fiber correct answers core, cladding, coating mode is another name for correct answers Path single mode fiber have a _____core than multimode fibers correct answers smaller the part of the multimode optical fiber that functions as a mode filter is the______ correct answers cladding The standard core diameters of multimode fiber are___ and ___um. correct answers 50nm, 62.5