A half-wave dipole antenna is known to have a maximum effective area, given as A max .
Question:
A half-wave dipole antenna is known to have a maximum effective area, given as Amax.
(a) Write the maximum directivity of this antenna in terms of Amax and wavelength λ.
(b) Express the current amplitude, I0, needed to radiate total power, Pr, in terms of Pr, Amax, and λ.
(c) At what values of θ and ϕ will the antenna effective area be equal to Amax?
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 82% (17 reviews)
a From Eq 104 it follows that b Combining Eqs 64 and 65 we can write wher...View the full answer
Answered By
Bhartendu Goyal
Professional, Experienced, and Expert tutor who will provide speedy and to-the-point solutions. I have been teaching students for 5 years now in different subjects and it's truly been one of the most rewarding experiences of my life. I have also done one-to-one tutoring with 100+ students and help them achieve great subject knowledge. I have expertise in computer subjects like C++, C, Java, and Python programming and other computer Science related fields. Many of my student's parents message me that your lessons improved their children's grades and this is the best only thing you want as a tea...
3.00+
2+ Reviews
10+ Question Solved
Related Book For
Question Posted:
Students also viewed these Physics questions
-
A 100-MHz FM broadcast station uses a 300-transmission line between the transmitter and a tower-mounted half-wave dipole antenna. The antenna impedance is 73. You are asked to design a...
-
A 100-MHz FM broadcast station uses a 300-transmission line between the transmitter and a tower-mounted half-wave dipole antenna. The antenna impedance is 73 . You are asked...
-
Assuming the loss resistance of a half-wave dipole antenna to be negligibly small and ignoring the reactance component of its antenna impedance, calculate the standing wave ratio on a...
-
Modify BST to add a method size() that returns the number of key-value pairs in the symbol table. Use the approach of storing within each Node the number of nodes in the subtree rooted there.
-
Tan Choo Company produces a single product in its Singapore plant, which currently sells for $15 per unit. Fixed costs are expected to amount to $180 000 for the year, and all variable manufacturing...
-
a. Given the following graphs, calculate the total fixed costs, variable costs per unit, and sales price for Firm A. Firm Bs fixed costs are $120,000, its variable costs per unit are $4, and its...
-
Using the fourth-order Runge-Kutta method, solve Problem 11.20. Data From Problem 11.20:- The equations of motion of a two-degree-of-freedom system are given by \(2 \ddot{x}_{1}+6 x_{1}-2 x_{2}=5\)...
-
Zero Time Oil Change has been in business for six months. The company pays $0.50 per quart for the oil it uses in servicing cars. Each job requires an average of 4 quarts of oil. The company...
-
2020 annual report for Cisco Ratios 2019 Workings 2020 Workings Formulae a Net profit margin 22.4% 11621/51904 22.7% 11214/49301 net income/net sales b Return on assets 11.9% 11621/97793 11.8%...
-
You are part of the engagement team for the audit of Suzuki Manufacturing for the year ended December 31, 2019, and are responsible for auditing the acquisition cycle. Download the Excel file for the...
-
Signals are transmitted at a 1-m carrier wavelength between two identical half-wave dipole antennas spaced by 1 km. The antennas are oriented such that they are exactly parallel to each other. (a) If...
-
Show that the line integral of the vector potential A about any closed path is equal to the magnetic flux enclosed by the path, or A dL = B dS.
-
Jeopardy Inc.'s CFO has just left the office of the company president after a meeting about the draft statement of financial position at April 30, 2017, and income statement for the year ended. (Both...
-
C.S. Waterway Company had these transactions involving notes payable. July 1, 2022 Borrows $53,500 from First National Bank by signing a 9-month, 8% note. Nov. 1, 2022 Dec. 31, 2022 Borrows $62,200...
-
What, in your opinion, was the defining moment that made the biggest impact for female athletics? Explain your choice and what impact it made. How can there be so much change for women's sports but,...
-
Part 1: 1. a 1-2 paragraph story (i.e. case study) about a fictitious scenario where this ethical issue arises. Be sure to fully explore the details with information about who, what, where, when,...
-
What is your response to George Kennedy's claim that the western rhetorical tradition is unusually aggressive and competitive when contrasted to other traditions?
-
In what ways could you support other workers to implement individualised plans effectively and consistently?
-
The screen of a plasma television is in the shape of a rectangle with a diagonal of length 43 in. If the height of the screen is 21 in., determine the width of the screen. Round your answer to the...
-
Nate prepares slides for his microscope. In 1 day he prepared 12 different slides. Which equation best represents y, the total number of slides Nate prepares in x days if he continues at this rate? A...
-
The asteroid Toro has a radius of about 5.0 km. Consult Appendix F as necessary. (a) Assuming that the density of Toro is the same as that of the earth (5.5 g/cm 3 ), find its total mass and find the...
-
An unmanned spacecraft is in a circular orbit around the moon, observing the lunar surface from an altitude of 50.0 km (see Appendix F). To the dismay of scientists on earth, an electrical fault...
-
The most efficient way to send a spacecraft from the earth to another planet is by using a Hohmann transfer orbit (Fig. P13.87). If the orbits of the departure and destination planets are circular,...
-
Wendy runs a factory that makes stereo tuners. Each S100 takes 6 ounces of plastic and 4 ounces of metal. Each FS20 requires 3 ounces of plastic and 6 ounces of metal. The factory has 252 ounces of...
-
If the high temperature steam has a temperature of 2 9 7 . 7 K and the low temperature reservoir has a temperature of 1 4 7 . 8 K what is the carnot efficiency of this process
-
Discuss the innovative idea/project addressing the problem below by the following (a) potential impact - (b) novelty and innovation- (c) feasibility- (d) sustainability- Reference: i. Potential...
Study smarter with the SolutionInn App