EBK THE ANALYSIS AND DESIGN OF LINEAR C
8th Edition
ISBN: 9781119140320
Author: Toussaint
Publisher: VST
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Textbook Question
Chapter 3, Problem 3.73P
Find the Thévenin equivalent seen by RL in Figure P3-73.
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I need a detailed solution to a
problem.
The far-zone electric field intensity (array factor) of an end-fire two-element array
antenna, placed along the z-axis and radiating into free-space, is given by
E=cos (cos - 1)
Find the directivity using
(a) Kraus' approximate formula
(b) the DIRECTIVITY computer program at the end of this chapter
Repeat Problem 2.19 when
E = cos
-jkr
0505π
$[
(cos + 1)
(a). Elmax = Cost (case-1)] | max"
= 1 at 8-0°.
0.707 Emax = 0.707.(1) = cos [(cose,-1)]
(cose-1) =
± 0,= {Cos' (2)
= does not exist
(105(0)=
90° = rad.
Bir
Do≈ 4T
ar=2() =
=
Bar
4-1-273 = 1.049 dB
T₂
a. Elmax = cos((cose +1)),
0.707 = cos (Close,+1))
= 1
at 6 = π
Imax
(Cose+1)=== G₁ = cos(-2) does not exist.
Girar=2()=π.
4T
\cos (0) + 90° + rad
Do≈ = +=1.273=1.049dB
IT 2
I need an expert mathematical solution.
The E-field pattern of an antenna. independent of , varies as follows:
0° ≤ 0≤ 45°
E = 0
45°
{1
90°
90° < 0 ≤ 180°
(a) What is the directivity of this antenna?
(b) What is the radiation resistance of the antenna at 200 m from it if the field is equal
to 10 V/m (rms) for Ø
=
0° at that distance and the terminal current is 5 A (rms)?
I need an expert mathematical solution.
The normalized far-zone field pattern of an antenna is given by
E =
{®
(sin
cos)/
0
Find the directivity using
0 ≤ 0 ≤ π and 0≤ 0≤ π/2.
3m2sds2,
elsewhere
Chapter 3 Solutions
EBK THE ANALYSIS AND DESIGN OF LINEAR C
Ch. 3 - Formulate node-voltage equations for the circuit...Ch. 3 - (a) Formulate node-voltage equations for the...Ch. 3 - (a) Formulate node-voltage equations for the...Ch. 3 - Formulate node-voltage equations for the circuit...Ch. 3 - (a) Formulate node-voltage equations for the...Ch. 3 - Choose a ground wisely and formulate node-voltage...Ch. 3 - The following are a set of node-voltage equations;...Ch. 3 - Choose a ground wisely and formulate node-voltage...Ch. 3 - Formulate node-voltage equations for the circuit...Ch. 3 - Formulate node-voltage equations for the circuit...
Ch. 3 - (a) Formulate mesh-current equations for the...Ch. 3 - (a) Formulate mesh-current equations for the...Ch. 3 - (a) Formulate mesh-current equations for the...Ch. 3 - Prob. 3.16PCh. 3 - Formulate mesh-current equations for the circuit...Ch. 3 - For the circuit of figure P3-19 solve for iA,iB,...Ch. 3 - Formulate mesh-current equations for the circuit...Ch. 3 - The circuit in Figure P3-21 seems to require two...Ch. 3 - Formulate mesh-current equations for the circuit...Ch. 3 - Use simple engineering intuition to find the input...Ch. 3 - In Figure P3-24 all of the resistors are 1k and...Ch. 3 - Use Figure P3-24 and MATLAB to solve the following...Ch. 3 - Formulate mesh-current equations for the circuit...Ch. 3 - Find vO for the block diagram shown in figure...Ch. 3 - Design a voltage-divider circuit that will realize...Ch. 3 - Design a current-divider circuit that will realize...Ch. 3 - Using a single resistor, design a circuit that...Ch. 3 - Find the proportionality constant K=vO/vS for the...Ch. 3 - Find the proportionality constant K=iO/vS for the...Ch. 3 - Find the proportionality constant K=vO/iS for the...Ch. 3 - Find the proportionality constant K=iO/iS for the...Ch. 3 - Find the proportionality constant K=vO/vS for the...Ch. 3 - Use the unit output method to find K and vO in...Ch. 3 - Use the unit output method to find K and vO in...Ch. 3 - Use the unit output method to find K in Figure...Ch. 3 - Use the superposition principle to find vO in...Ch. 3 - Use the superposition principle to find vO in...Ch. 3 - Use the superposition principle to find vO in...Ch. 3 - (a) Use the superposition principle to find vO in...Ch. 3 - A linear circuit containing two sources drives a...Ch. 3 - A block diagram of a linear circuit is shown in...Ch. 3 - A certain linear circuit has four input voltages...Ch. 3 - When the current source is turned off in the...Ch. 3 - For the circuit in Figure P3—51, find the Thévenin...Ch. 3 - For the circuit in Figure P3—52, find the Thévenin...Ch. 3 - For the circuit of Figure P3—53, find the Thévenin...Ch. 3 - Find the Thévenin or Norton equivalent circuit...Ch. 3 - Find the Thévenin or Norton equivalent circuit...Ch. 3 - Find the Thévenin equivalent circuit seen by RL in...Ch. 3 - Find the Norton equivalent seen by RL in Figure...Ch. 3 - You need to determine the Thévenin equivalent...Ch. 3 - Find the Thévenin equivalent seen by RL in figure...Ch. 3 - The purpose of this problem is to use Thévenin...Ch. 3 - The circuit in Figure P3-62 was solved earlier...Ch. 3 - Assume that Figure P3-63 represents a model of the...Ch. 3 - The iv characteristic of the active circuit...Ch. 3 - You have successfully completed the first course...Ch. 3 - The Thévenin equivalent parameters of a practical...Ch. 3 - Use a sequence of source transformations to find...Ch. 3 - The circuit in Figure P3-68 provides power to a...Ch. 3 - A nonlinear resistor is connected across a...Ch. 3 - Prob. 3.71PCh. 3 - Find the Norton equivalent seen by RL in Figure...Ch. 3 - Find the Thévenin equivalent seen by RL in Figure...Ch. 3 - Find the Thévenin equivalent seen by RL in Figure...Ch. 3 - For the circuit of Figure P3-75, find the value of...Ch. 3 - For the circuit of Figure P3-76, find the value of...Ch. 3 - The resistance R in Figure P3-77 is adjusted until...Ch. 3 - When a 5-k resistor is connected across a...Ch. 3 - Find the value of R in the circuit of Figure P3-79...Ch. 3 - For the circuit of Figure P3-80, find the value of...Ch. 3 - A 1-k load needs 10 mA to operate correctly....Ch. 3 - A practical source delivers 25 mA to a load. The...Ch. 3 - A 10-V source is shown in Figure P3-83 that is...Ch. 3 - (a)Select RL and design an interface circuit for...Ch. 3 - The source in Figure P3-85 has a 100-mA output...Ch. 3 - Figure P3-86 shows an interface circuit connecting...Ch. 3 - Prob. 3.87PCh. 3 - In this problem, you will design two interface...Ch. 3 - Two teams are competing to design the interface...Ch. 3 - The bridge-T attenuation pad shown in FigureP3-90...Ch. 3 - Design two interface circuits in Figure P3-91 so...Ch. 3 - Design the interface circuit in Figure P3-91 so...Ch. 3 - Design the interface circuit in Figure P3-93 so...Ch. 3 - It is claimed that both interface circuits in...Ch. 3 - Audio Speaker Resistance-Matching Network A...Ch. 3 - Interface Circuit Design Using no more than three...Ch. 3 - Battery Design A satellite requires a battery with...Ch. 3 - Design Interface Competition The output of a...Ch. 3 - Prob. 3.106IP
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Thevenin's Theorem; Author: Neso Academy;https://www.youtube.com/watch?v=veAFVTIpKyM;License: Standard YouTube License, CC-BY