Engineering Electromagnetics
9th Edition
ISBN: 9780078028151
Author: Hayt, William H. (william Hart), Jr, BUCK, John A.
Publisher: Mcgraw-hill Education,
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Chapter 10, Problem 10.9P
A 100-m transmission line is used to propagate a signal from a transmitter to a receiver whose input impedance is
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at 20 MHz the characteristic impedance of a transmission line is (20-j2) ohm and the propagation constant is (0.01+j0.2.5) per meter. Find the primary constant?
A sinusoidal voltage wave is propagating on a low loss transmission line. The voltage as a function of position appears as shown below. From this plot, the phase constant B=
Voltage
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10
-10
-15
-20
-25
10
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100
Meters
0.562
0.314
0.625
0.489
Three lossless lines are connected as shown in the figure
below. Determine the input impedance.
a/2
2/4
3A/4
Z,,= 500
Z= 1000
Zg= 750
Z= 60-j40 Q
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Chapter 10 Solutions
Engineering Electromagnetics
Ch. 10 - The parameters of a certain transmission line...Ch. 10 - A sinusoidal wave on a transmission line is...Ch. 10 - Prob. 10.3PCh. 10 - A sinusoidal voltage V0, frequency , and phase...Ch. 10 - Two voltage waves of equal amplitude V0 and radian...Ch. 10 - A 50 load is attached to a 50-m section of the...Ch. 10 - Prob. 10.7PCh. 10 - An absolute measure of power is the dBm scale, in...Ch. 10 - A 100-m transmission line is used to propagate a...Ch. 10 - Two lossless transmission lines having different...
Ch. 10 - Two voltage waves of equal amplitude V0, which...Ch. 10 - In a circuit in which a sinusoidal voltage source...Ch. 10 - The skin effect mechanism in transmission lines is...Ch. 10 - A lossless transmission line having characteristic...Ch. 10 - Figure 10.29 See Problem 10.15. For the...Ch. 10 - A 100 lossless transmission line is connected to a...Ch. 10 - Determine the average power absorbed by each...Ch. 10 - The line shown in Figure 10.31 is lossless. Find s...Ch. 10 - A lossless transmission line is 50 cm in length...Ch. 10 - (a) Determine s on the transmission line of Figure...Ch. 10 - Prob. 10.21PCh. 10 - Prob. 10.22PCh. 10 - The normalized load on a lossless transmission...Ch. 10 - Prob. 10.24PCh. 10 - Prob. 10.25PCh. 10 - A 75 lossless line is of length 1.2 . It is...Ch. 10 - Prob. 10.27PCh. 10 - The wavelength on a certain lossless line is 10...Ch. 10 - Prob. 10.29PCh. 10 - A two-wire line constructed of lossless wire of...Ch. 10 - In order to compare the relative sharpness of the...Ch. 10 - In Figure 10.17, let ZL=250 and Z0=50. Find the...Ch. 10 - In Figure 10.17, let ZL=100+j150 and Z0=100. Find...Ch. 10 - The lossless line shown in Figure 10.35 is...Ch. 10 - Prob. 10.35PCh. 10 - The two-wire lines shown in Figure 10.36 are all...Ch. 10 - Prob. 10.37PCh. 10 - Repeat Problem 10.37, with, Z0=50 and RL=Rg=25....Ch. 10 - In the transmission line of Figure 10.20, Z0=50,...Ch. 10 - In the charged line of Figure 10.25, the...Ch. 10 - In the transmission line of Figure 10.37, the...Ch. 10 - Figure 10.38 See Problem 10.42. A simple frozen...Ch. 10 - Figure 10.39 See Problem 10.43. In Figure 10.39,...
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- A sinusoidal voltage wave is propagating on a low loss transmission line. The voltage as a function of position appears as shown below. From this plot, the phase constant B= Voltage 25, 20 15 10 5 -5 -10 -15 -20 -25 10 20 30 40 50 60 70 80 90 100 Meters Voltsarrow_forwardA generator (transmitter) sends 50 mW down a 50 - Ω line. Thegenerator is matched to the line, but the load is not. If thecoefficient of reflection is 0.5, how much power is reflected andhow much power is dissipated in the load?arrow_forwardSuppose that 0(t) = wot + n/2 and i.(t) = vZcosw,t iz (t) = v2sinwot i,(t) = -V2coswot Note that the currents are not a balanced set. Find the frequency components in io(t), in ia(t) and in i,(t). Consider de to be zero frequency.arrow_forward
- Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. Consider the following figure. 110 10 92 2592 The circuit shown in the given figure is represented in the phasor (frequency) domain. If 10 = 9235° A, V = 10/35°, and I = 2/35⁰ A. Across what type of element does V appear, and what is its value? (You must provide an answer before moving on to the next part.) The solution is Ω.arrow_forwardSuppose that the modulating signal m (t) is sinusoid of the formm (t) = 10 COS ( 2π103t) and the carrier signal C(t) is sinusoid of the form C(t) = 4 COS ( 2π106t + Ɵ)1. According to the previous results which type of AM is the best in respect toa. Power transmitted b. band widthJustify your answers2. Draw the block diagram for both DSBSC and DSBFC with all parameters.arrow_forwardA 219-2 lossless air transmission line is connected to a complex load composed of a 579-Nresistor in series with a 0.01-mH inductor, as shown below. At 4 MHz, determine the voltage standing wave ratio, S. Zo L S = Question 2 A 357-2 lossless air transmission line is connected to a complex load composed of a 740-2 resistor in series with a 0.02-mH inductor, as shown below. At 6 MHz, determine lmaz , the location of the voltage maximum nearest to the load. Zo L Imaz m %3Darrow_forward
- Help mearrow_forward5 Maximum frequency. Calculate the maximum frequency which can be transmitted by a duct of 100 m height if the total change in M is of the order of 0.040.arrow_forwardA 502 transmission line is terminated with a 502 resistor on series with a 2 * 10 7H inductor. If the frequency of the operation is 60 * 10° MHz find the reflection coefficient at the load. Select one: O a. 0 O b. 0.45e22 O c. 1 O d. 0.36e56 O e. 0.6e-37arrow_forward
- 4. Two antennas, each of input imdedance Z=73+j0 Q, are fed with lossless lines from a generator. The length of all the lines is 3/8, as shown in the following figure. Determine the input resistance Zin. 31/8 lin 3002 73Ω ww Zc=1502 100 Z0° Ze=3002 31/8 Zc=150 73Ω Zin 3/8arrow_forwardA transmission line i terminated by a load with admittance Y- (0s- j08)IZ Find the normalized input impedance in from the lesad.arrow_forwardFor a transmission line, magnitude of OC impedance is 120 and SC impedance is 50 , then which of the following will be the value of characteristic impedance?arrow_forward
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How do Electric Transmission Lines Work?; Author: Practical Engineering;https://www.youtube.com/watch?v=qjY31x0m3d8;License: Standard Youtube License