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1. A fiber that supports many optical wavegui modes 2. Ration of the speed of light in free space to its speed in a given material 3. Light extending from 680 nm up to the wavelenghts of the microwaves3 Matching questions A. Stretching of received pulse width because of multiple paths taken by the light Graded-index Fiber 2Single-Mode Fiber B. Fiber cables with core diameters of about 7-10 um light follows a single path 3. Pulse Dispersion C. the Index of refraction is gradually varied with a parabolic profile 3 Multiple choice questions 1. the actual guided optical power distribuiton, which is typically a micron or so loger than the core diameter, single-mode fiber specs typically list the mode field diameter A. Graded-index Fiber B. Single-Mode Fiber C. Mode Field Diameter D. Pulse Dispersion 2. A measure of a fibers ability to accept light A. Multimode Fiber B. Numerical Aperture C. Graded-index Fiber D. Optical Spectrum3. Light frequencies from the infrared on up A. Infrared Light B. Optical Spectrum C. Pulse Dispersion D. Numerical Aperture 2 True/False questions 1. Material surrounding the core, which must have a lower index of refraction to keep the light in the core Cladding True False 2. The transmission of data over hundreds or thousands of miles → Long Haul True False

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