NCCER Module 33302 Practice Exam Fully Solved 2024.

Transmitting pulses of light into a glass or plastic fiber, where they reflect off the inner walls of the fiber core until they are received at the opposite end of the cable is _____ - Answer the basic theory of how a fiber optic system functions A photosensitive detector used to convert a light signal back into an electrical form is a - Answer receiver Applications where remote powering of devices that must be electrically isolated from a power supply, such as those used in explosive environments, can benefit from a technology called _____ - Answer power over fiber PoF In 1870, the British physicist John Tyndall used sunlight and a stream of water to demonstrate how light _____ - Answer can be channeled within a medium to follow a designated path A type of connection error that creates effects similar to the combined effects of axial displacement and end separation is _____ - Answer Angular misalignment Generally speaking, single-mode fiber is BEST suited for - Answer Long distance,Higher bandwidth application One path that a light ray can travel through the glass core of an optical fiber is called a - Answer mode The additional coating, or buffer, around the cladding of an optical fiber - Answer does not influence the propagation of light with the fiber A type of fiber optic cable that uses a hard plastic tube with an inside diameter several times larger than that of the fiber is called - Answer loose tube