Concept explainers
The parameters of a certain transmission line operating at
The values of
Answer to Problem 10.1P
Explanation of Solution
Given:
Transmission line is operating atgiven frequency
And the values of inductor, capacitor, conductance and resistance are given below-
Concept used:
Calculation of unknown quantities isdone by the following formula-
Calculation:
By using the formula,
The value of Zo is calculated by the following formula
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Chapter 10 Solutions
Engineering Electromagnetics
- The effective span of an antenna is 2.147 m2 at an operating frequency of 100MHz. The antenna has no conduction or dielectric loss. The input impedance of the antenna is 75Ω and it is connected to a 50Ω transmission line. Find the directionality of the antenna system. (The term "system" here refers to the effects of binding to the transmission line.) It will be assumed that there is no polarization loss.arrow_forward> Mid Exam > Mid-Exam Q) A transmission line has the following primary constants per loop kilometer: R = 20 N, L = 3 mH, C = 0.06 µF and G = 10 uS . How does the value of the characteristic impedance vary between very low and very high frequencies?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
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- Q16: The bandwidth of the two angle modulated transmitting systems are compared, using the sinusoidal test signal f(t) = a cos wmt. The resulting approximate bandwidth are tabulated below: Test System A System B a = 1 v, fm a = 2v, fm = 1 kHz a = 1 v, fm = 2 kHz = 1 kHz 2 kHz 40 kHz %D 2 kHz 80 kHz %3D 4 kHz 80 kHz Identify the type of angle modulation used (FM or PM Narrowband or wideband) for systems A and B. Ans: system A: NBFM or NBPM System B: WBPM.arrow_forwardQ7 A transmission line of characteristic resistance 50 Ω is loaded with a load impedance ZL = RL + jXL . The magnitude of the reflection coefficient at the load is measured to be 0.5. If the magnitude of the imaginary part of the load impedance is |XL | = 25 Ω , find the number of possible values for the real part RL of the load impedance. (a) 0 (b) 1 (c) 2 (d) 4arrow_forwardHomework: In the figure, find (a) the wavelength and amplitude, (b) the velocity, and (c) the frequency and period. y(cm) A ,8 t= 0.00 s 14 x(cm) +4 t = 3.00 s 6 -8 1. 3 4 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20arrow_forward
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