What is modal dispersion - Study guides, Class notes & Summaries

What is inductace? correct answers 1) The property of an electrical force field built around a conductor when current flows through it. 2) The resistance to change in current. What is impedance? correct answers The total opposition (resistance and reactance [capacitance and inductance]) that a circuit, cable or component offers to the flow of alternating current (ac) at a given frequency. It is measured in ohms. What is hearing range for humans? correct answers 20 Hz- 20,000 Hz What is ...

BICSI ITSMM Exam Questions With 100% Verified Answers What is inductace? - answer1) The property of an electrical force field built around a conductor when current flows through it. 2) The resistance to change in current. What is impedance? - answerThe total opposition (resistance and reactance [capacitance and inductance]) that a circuit, cable or component offers to the flow of alternating current (ac) at a given frequency. It is measured in ohms. What is hearing range for humans? - ans...

BICSI ITSMM questions with correct answers What is inductace? Correct Answer-1) The property of an electrical force field built around a conductor when current flows through it. 2) The resistance to change in current. What is impedance? Correct Answer-The total opposition (resistance and reactance [capacitance and inductance]) that a circuit, cable or component offers to the flow of alternating current (ac) at a given frequency. It is measured in ohms. What is hearing range for humans? Co...

Fiber Optics Exam Questions Marking Scheme New Update (A+ Pass) What type of light is used in fiber optic transmission? - Answers -Infrared What are the 4 items are needed for a fiber optic system to work? - Answers -Transmitter Fiber cable Receiver Connectors 1 mw is the same as what in dBm? - Answers -0 dBm How is power measured in fiber optics? - Answers -dBm What fiber optic wavelength has the lowest loss? - Answers -1550 What wavelengths windows are used most for commun...

Fiber Optics Final Exam Questions and Answers Electromagnetic wave behavior is used to describe the propagation of light along the fiber in what theory? - Answer ️️ -Mode theory Compared to single mode fibers, multimode fibers have which of the following advantages? - Answer ️️ -ease of both making connections and launching light into them Only in multimode fibers does which of the following types of dispersion occur? - Answer ️️ - Modal When different colors of light travel t...

What is SCS? - ️️Structured Cabling System What is refraction? - ️️The change of direction experienced by a wave of radiated energy when passing from one medium to another having a different dielectric constant or index of refraction What is reflection? - ️️The abrupt change in direction of a wave front (wireless signal, light signal) at the interface between two dissimilar media such that the incident wave front returns into the medium from which it originated. In wireless transmi...

FIBER OPTIC STUDY GUIDE FINAL| QUESTIONS AND ANSWERS | 100% CORRECT BOOSTER. Higher and Shorter Light is electromagnetic energy with a _______ frequency and a _______ wavelength compared to radios Infrared (IR) What type of light is used in Fiber Optic transmissions? Transmitter Fiber Optic Cable Receiver Connector What are the 4 items needed for a fiber optic system to work? 0 dBM 1 mW is the same as what in dBM? dBM How is the power measured in Fiber optics? 1550 nm What...

Medium used to send information - Answer light What are the four parts of a fiber optic data link - Answer transmitter, optical fiber, connectors/splices, receiver fiber optic transmitter has which of the following functions - Answer converts the electrical input signal to an optical signal Fiber optic systems used what three type of optical sources - Answer LEDs, lasers, VCSEL(vertical cavity surface emitting lasers) fiber optic receiver performs which of the following functions? - ...

BICSI ITSMM Test Questions and Answers with Complete Solution. What is inductace? correct answers 1) The property of an electrical force field built around a conductor when current flows through it. 2) The resistance to change in current. What is impedance? correct answers The total opposition (resistance and reactance [capacitance and inductance]) that a circuit, cable or component offers to the flow of alternating current (ac) at a given frequency. It is measured in ohms. What is hearing...

Fiber Optics Final Review Questions and Answers List the two types of multimode fiber - Answer ️️ -graded index and step index List the core and cladding sizes for the US and European standards of graded index fiber - Answer ️️ -62.5/125 and 50/125 microns List the two wavelengths used in multimode fiber - Answer ️️ -850 and 1300 nanometers What type of dispersion is found in multimode fibers? - Answer ️️ -modal List two types of intrinsic attenuation - Answer ️️ -absor...