1-which transmission media provides the highest transmission speed in a network?a) Coaxial cableb) Twisted pair cablec) Wireless channeld) Optical fiber2- The reflection coefficient of a matched circuit is equal to..........a) 1b) zeroc) -13- The reflection coefficient (KR) of a transmission line of characteristic impedancez, = 50 ohmand short circuit load is equal to...............a) 120b) 020 c) 14180d) 12.904- Complete reflection occurs if the load is..a) Open circuitb) short circuitc) any one of them.5- When the TL is terminated by a matched load, the VSWR is equal toa) -1b)zeroc)1d)infinity6- Any transmission line repeats its impedance, voltage, and current characteristics every.....(Where n=0, 1, 2... etc.).a) nλ/3b) nλ/2 c) nλ/4d) nλ/5carrier amplitude.7- Over modulation occurs when signal amplitude isb) greater thana) equalc) less than8- Increasing the frequency of the modulating signal leads toa) Increasing the BW of AM signalb) Decreasing the BW of AM signalc) Increasing the amplitude of the AM signal.

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Answered: transmission media

Engineering

Electrical Engineering

transmission media

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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Concept explainers

Transmission Line Parameters

The performance of a power system is mostly determined by the producing stations and transmission lines in the system which can be studied with the help of transmission line parameters.

Question

1-which transmission media provides the highest transmission speed in a network?
a) Coaxial cable
b) Twisted pair cable
c) Wireless channel
d) Optical fiber
2- The reflection coefficient of a matched circuit is equal to..........
a) 1
b) zero
c) -1
3- The reflection coefficient (KR) of a transmission line of characteristic impedancez, = 50 ohm
and short circuit load is equal to...............
a) 120
b) 020 c) 14180
d) 12.90
4- Complete reflection occurs if the load is..
a) Open circuit
b) short circuit
c) any one of them.
5- When the TL is terminated by a matched load, the VSWR is equal to
a) -1
b)zero
c)1
d)infinity
6- Any transmission line repeats its impedance, voltage, and current characteristics every.....
(Where n=0, 1, 2... etc.).
a) nλ/3
b) nλ/2 c) nλ/4
d) nλ/5
carrier amplitude.
7- Over modulation occurs when signal amplitude is
b) greater than
a) equal
c) less than
8- Increasing the frequency of the modulating signal leads to
a) Increasing the BW of AM signal
b) Decreasing the BW of AM signal
c) Increasing the amplitude of the AM signal.

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