A radar for tracking aircraft broadcasts a 12 GHz microwave beam from a 2.0-m-diameter circular radar antenna.
Question:
A radar for tracking aircraft broadcasts a 12 GHz microwave beam from a 2.0-m-diameter circular radar antenna. From a wave perspective, the antenna is a circular aperture through which the microwaves diffract.
a. What is the diameter of the radar beam at a distance of 30 km?
b. If the antenna emits 100 kW of power, what is the average microwave intensity at 30 km?
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 36% (11 reviews)
Model The antenna is a circular aperture through which the microwaves diffract So...View the full answer
Answered By
Pushpinder Singh
Currently, I am PhD scholar with Indian Statistical problem, working in applied statistics and real life data problems. I have done several projects in Statistics especially Time Series data analysis, Regression Techniques.
I am Master in Statistics from Indian Institute of Technology, Kanpur.
I have been teaching students for various University entrance exams and passing grades in Graduation and Post-Graduation.I have expertise in solving problems in Statistics for more than 2 years now.I am a subject expert in Statistics with Assignmentpedia.com.
4.40+
3+ Reviews
10+ Question Solved
Related Book For
Physics for Scientists and Engineers A Strategic Approach with Modern Physics
ISBN: 978-0133942651
4th edition
Authors: Randall D. Knight
Question Posted:
Students also viewed these Physics questions
-
A corner reflector for tracking by radar has two sides in the shape of a quarter circle with a radius of 15 in. and one side in the shape of a triangle. Locate the center of gravity of the reflector,...
-
The radar system at an airport broadcasts 11 GHz microwaves with 150 kW of power. An approaching airplane with a 31 m 2 cross section is 30 km away. Assume that the radar broadcasts uniformly in all...
-
A radar antenna is tracking a satellite orbiting the earth. At a certain time, the radar screen shows the satellite to be 162 km away. The radar antenna is pointing upward at an angle of 62.30 from...
-
What are the three workflows in the revised SELECT Perspective (Apperly et al., 2003)?
-
The electric field at a radial distance of 47.7 cm from the thin charged wire shown in Figure 19-46 has a magnitude of 35,400 N/C. (a) Using the result given in Problem 68, what is the magnitude of...
-
Identify whether each of the following transactions will take place in an input market or in an output market, and whether firms or households are demanding the good or service or supplying the good...
-
Compute costs and prepare a production cost report for the process-costing system.
-
Doctors Mobey, Oak, and Chesterfield have been in a group practice for several years. Mobey and Oak are family practice physicians, and Chesterfield is a general surgeon. Chesterfield receives many...
-
15. A perfume box is in the shape of a hexagonal prism. Find the lateral surface area of the hexagonal prism shown. A. 288 in B. 48 in C. 36 in 2 2 D. 384 in E. 320 in A B C D E 4 in. 12 in.
-
Let X1,..., Xn be iid n(, a2), where a is a known constant and > 0. a. Show that the parameter space does not contain a two-dimensional open set. b. Show that the statistic T = (, S2) is a...
-
Scientists use laser range-finding to measure the distance to the moon with great accuracy. A brief laser pulse is fired at the moon, then the time interval is measured until the echo is seen by a...
-
One day, after pulling down your window shade, you notice that sunlight is passing through a pinhole in the shade and making a small patch of light on the far wall. Having recently studied optics in...
-
Table 1.14 represents the number of customers visited by a salesman over an 80-week period Use Excel to construct a grouped frequency distribution from the data set in Table 1.14 and indicate both...
-
Starling Enterprises is considering the purchase of a restaurant facility to open an elegant gourmet restaurant. They have found an existing facility which they consider to be the appropriate...
-
Earleton Manufacturing Company has $ 3 billion in sales and $ 7 2 5 , 0 0 0 , 0 0 0 in fixed assets. Currently, the company\'s fixed assets are operating at 8 0 % of capacity. What level of sales...
-
Kuching Specialist Hospital sells only one model of stethoscope and on 1st January, held 1st stock of 30 units which had cost rm 90 each The stock carried out showed that there were 60 units in...
-
Investment in Equity Securities with No Significant Influence Zyggy Corporation invests in the stock of other companies for trading purposes. Zyggy has the following investment activity during 2018,...
-
Assume you have the following binary (expression) tree and write down the resultant expression Perform this expression by using: 1) Preorder traversal 2) Postorder traversal 3) Inorder traversal I q...
-
Bieber Inc. is a retailer operating in Calgary, Alberta. Bieber uses the perpetual inventory method. Assume that there are no credit transactions; all amounts are settled in cash. You are provided...
-
Identify the source of funds within Micro Credit? How does this differ from traditional sources of financing? What internal and external governance mechanisms are in place in Micro Credit?
-
Many drivers turn off their air conditioners and roll down the car windows in hopes of saving fuel. But it is claimed that this apparent free cooling actually increases the fuel consumption of some...
-
Write an essay on how microwave ovens work, and explain how they cook much faster than conventional ovens. Discuss whether conventional electric or microwave ovens consume more electricity for the...
-
Using information from the utility bills for the coldest month last year, estimate the average rate of heat loss from your house for that month. In your analysis, consider the contribution of the...
-
Section X manufactures a product used by many manufacturers. Here are the sales and cost data for the product: Selling price per unit in the middle market: $77 Variable cost per unit: $32 Fixed cost...
-
The unadjusted trial balance of Pina Ltd., a public company following IFRS, at December 31, 2023, is as follows: Debit Credit Cash $11,300 Accounts receivable 59,000 Allowance for doubtful accounts...
-
Ceder Company has compiled the following data for the upcoming year: Sales are expected to be 13,000 units at $47.00 each. Each unit requires 3 pounds of direct materials at $2.30 per pound. Each...
Numerical Distance Protection Principles And Applications 4th Edition - ISBN: 3895783811 - Free Book
Study smarter with the SolutionInn App