Fundamentals of Electromagnetics with Engineering Applications
5th Edition
ISBN: 9780471263555
Author: Stuart M. Wentworth
Publisher: John Wiley & Sons
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Textbook Question
Chapter 6, Problem 6.8P
If 1.0 W of power is inserted into a coaxial cable, and 1.0 W of power is measured 100 m down the line, what is the line’s attenuation in dB/m?
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Chapter 6 Solutions
Fundamentals of Electromagnetics with Engineering Applications
Ch. 6 - Prob. 6.1PCh. 6 - Prob. 6.2PCh. 6 - Modify (6.3) to include internal inductance of the...Ch. 6 - Prob. 6.5PCh. 6 - The specifications for RG-214 coaxial cable are as...Ch. 6 - For the RG-214 coax of Problem 6.6 operating at...Ch. 6 - If 1.0 W of power is inserted into a coaxial...Ch. 6 - Starting with a 1 .0-mm-diameter solid copper...Ch. 6 - A coaxial cable has a solid copper inner conductor...Ch. 6 - Prob. 6.11P
Ch. 6 - Prob. 6.12PCh. 6 - Prob. 6.13PCh. 6 - A source with 50- source impedance drives a 50-...Ch. 6 - Prob. 6.15PCh. 6 - Prob. 6.16PCh. 6 - The input impedance for a 30.-cm length of...Ch. 6 - For the lossless T-line circuit shown in Figure...Ch. 6 - Prob. 6.19PCh. 6 - Prob. 6.20PCh. 6 - Prob. 6.21PCh. 6 - Repeat Problem 6.14 using the Smith Chart.Ch. 6 - Prob. 6.23PCh. 6 - Prob. 6.24PCh. 6 - Prob. 6.25PCh. 6 - On a 50- lossless T-line, the VSWR is measured as...Ch. 6 - Prob. 6.27PCh. 6 - Prob. 6.28PCh. 6 - Referring to Figure 6.20, suppose we measure...Ch. 6 - A matching network, using a reactive element in...Ch. 6 - A matching network consists of a length of T-line...Ch. 6 - You would like to match a 170- load to a 50-...Ch. 6 - A load impedance ZL=200+j160 is to be matched to a...Ch. 6 - Repeat Problem 6.34 for an open-ended shunt-stub...Ch. 6 - A load impedance ZL=25+j90 is to be matched to a...Ch. 6 - Repeat Problem 6.36 for an open-ended shunt-stub...Ch. 6 - Prob. 6.38PCh. 6 - Prob. 6.39PCh. 6 - Prob. 6.40PCh. 6 - Prob. 6.41PCh. 6 - Prob. 6.42PCh. 6 - Prob. 6.43PCh. 6 - Prob. 6.44PCh. 6 - Prob. 6.45PCh. 6 - Prob. 6.46PCh. 6 - The top-down view of a microstrip circuit is shown...Ch. 6 - Prob. 6.48PCh. 6 - Prob. 6.49PCh. 6 - Prob. 6.50PCh. 6 - Prob. 6.51PCh. 6 - Prob. 6.53PCh. 6 - Prob. 6.54PCh. 6 - Prob. 6.55PCh. 6 - Prob. 6.56PCh. 6 - Prob. 6.57PCh. 6 - Actual pulses have some slope to the leading and...Ch. 6 - Prob. 6.59P
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- A 50-ohm lossless transmission line is terminated by a 100-ohm resistive load and is operated at 100 MHz. At an electrical length of 0.8 wavelengths, what is input admittance?arrow_forwardA 50Ω lossless transmission line is terminated in a load (50+j100) Ω. Using a smith chart, determine the reflection coefficient.arrow_forwardA system has a forward power of 60 W, reflected power of 3 W, and transmission line loss of –3 dB. What will be the observed loss on the ground? A system has a forward power of 200 W and a reflected power of 15 W, what is the return loss?arrow_forward
- The following characteristics have been measured on a lossy transmission line at 100 MHz: Zo = 50 + j0, α = 8 dB/m, and β = 1.5 rad/m. Determine R, L, G, and C for the line. Show the details of your work. Paste your scanned solution to the space provided below.arrow_forwardWhat is the input impedance of a 50 Ω short-circuit transmission line of length λ ⁄ 8, in ohms?arrow_forwardA lossless coaxial cable transmission line has L = 200 uH/ft and C = 100 nF/ft. The inner diameter of the outer conductor is 3 cm and the diameter of the inner conductor is 1 cm. What is the dielectric constant of the insulator?arrow_forward
- A parallel-wire transmission line has separation between conductors equal to four times the conductor diameter. If the dielectric material separating the two conductors is Foam Polystyrene with a velocity factor equal to 0.91, what is the characteristic impedance of the transmission line?arrow_forwardA transmitter is required to deliver 100 W to an antenna through 45 m of coaxial cable with a loss of 4 dB/100 m. What must be the output power in watts of the transmitter, assuming the line is matched?arrow_forwardA microstrip line is composed of zero thickness copper conductors on a substrate having εr = 8.4, tan = 0.0005 and thickness 1.5 mm. if the line width is 0.5 mm,and operated at 6Ghz, determine the characteristic impedance.arrow_forward
- How do I find the input impedance of a 60 ohm transmission line that is a quarter wavelength long if its terminated by i) a short circuit and ii) 1 - 2j ?arrow_forwardQI/ A lossless coaxial cable of 170 mm long has the parameters L — 245 nWm andC — 200 pF/m. The operating frequency is f —I GHz and the line is terminated by ZL —100 Q, determine:A) The characteristic impedance.B) The input impedance at the input terminals of the line.C) The standing wave ratio on the line.arrow_forwardSince a 50 ohm transmission line with phase constant (π/10) rad/m will be used at 500 MHz, what is the inductance of the line per unit length, in nH/m?arrow_forward
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