Let J = 25/a 20/( 2 + 0.01) a z A/m 2 . (a) Find
Question:
Let J = 25/ρaρ − 20/(ρ2 + 0.01) az A/m2.
(a) Find the total current crossing the plane z = 0.2 in the az direction forρ < 0.4.
(b) Calculate ∂ρν/∂t.
(c) Find the outward current crossing the closed surface defined by ρ = 0.01, ρ = 0.4, z = 0, and z = 0.2.
(d) Show that the divergence theorem is satisified for J and the surface specified in part (c).
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 50% (6 reviews)
a Use b This is found using the equation of continuity c This will be since the integrals wi...View the full answer
Answered By
Joemar Canciller
I teach mathematics to students because I love to share what I have in this field.
I also want to see the students to love math and be fearless in this field.
I've been tutoring these past 2 years and I would like to continue what I've been doing.
5.00+
1+ Reviews
10+ Question Solved
Related Book For
Question Posted:
Students also viewed these Physics questions
-
A 14- coffee maker and a 16- frying pan are connected in series across a 120-V source of voltage. A 23- bread maker is also connected across the 120-V source and is in parallel with the series...
-
Let J = 400 sin /(r 2 + 4) a r A/m 2 . (a) Find the total current flowing through that portion of the spherical surface r = 0.8, bounded by 0.1 < < 0.3, 0 < < 2. (b) Find the average value of J...
-
Given the current density J = 10 4 [sin(2x)e 2y a x + cos(2x)e 2y a y ] kA/m 2 (a) Find the total current crossing the plane y = 1 in the a y direction in the region 0 < x < 1, 0 < z < 2. (b) Find...
-
Verify that A and AÌ = p -1 AP have the same spectrum. 19 4 2 12 1 P.
-
If a firm is successful domestically, is it likely to be successful internationally? Why or why not?
-
When the following compound is treated with excess methyl iodide, a quaternary ammonium salt is obtained that bears only one positive charge. Draw the structure of the quaternary ammonium salt. *NH2
-
International Hotels operates many hotels throughout the world. One of its hotels is facing difficult times because several new competing hotels are opening. To accommodate its flight personnel, Air...
-
The following selected accounts appear in the ledger of Parks Construction Inc. at the beginning of the current year: Preferred 2% Stock, $75 par (100,000 shares authorized, 80,000 shares issued) . ....
-
8. If BDBC, BD=5x-26, BC= 2x + 1, and AC = 43, find AB. D B A 43 5x-26 2x+1 C
-
Dwight Donovan, the president of Donovan Enterprises, is considering two investment opportunities. Because of limited resources, he will be able to invest in only one of them. Project A is to...
-
In spherical coordinates, a current density J = k/(r sin ) a A/m 2 exists in a conducting medium, where k is a constant. Determine the total current in the a z direction that crosses a circular disk...
-
If volume charge density is given as v = (cos t)/r 2 C/m 2 in spherical coordinates, find J. It is reasonable to assume that J is not a function of or .
-
Processing times (including setup times) for five jobs that arrived today and are waiting to be processed in the same order on three machines in a shop are given below. Determine the sequence of jobs...
-
On the 1st of January, David by three separate letters which he posted to Ann, Bev and Cathy informed them that he was selling his 2004 BMW car for $1M. He stated in the letter that the offer would...
-
McGyver runs a hot air balloon company in Liverpool that takes customers on flights. He hears that Murdock has inherited a hot air balloon from his aunt Penny. McGyver asks to inspect the balloon,...
-
6. A heating curve for a 150.0-g sample of an unidentified substance is mensib shown below. The sample was heated at a uniform rate. Temperature (C) Heating Curve 110 10.5 90. 70 50+ 30. (s) 19 10-...
-
Law is a pervasive part of our lives; regulations shape our daily activities, govern our interactions with one another and our relationships to the planet and to other nations. Often our legal...
-
The Al and Si alloy shows only partial solubility. At 20 C, the solubility of Si (solute) in Al (solvent) is 2%, while the solubility of Al (solute) in Si (solvent) is 0%. Explain why. Si r = 0.117...
-
The first audit of the books of Bruce Gingrich Company was made for the year ended December 31, 2021. In examining the books, the auditor found that certain items had been overlooked or incorrectly...
-
Which property determines whether a control is available to the user during run time? a. Available b. Enabled c. Unavailable d. Disabled
-
Determine the quantizing levels, in terms of , so that the entropy at the output of a quantizer is maximized. Assume that there are six quantizing levels and that the input to the quantizer is a...
-
Show that the scalar-product definitions given by (11.44) and (11.45) satisfy the properties listed in the subsection entitled Scalar Product in Section 10.2. x (y) y* (t) dt (, ) lim (11.44) T'
-
An MSK system has a carrier frequency of 10 MHz and transmits data at a rate of 50 kbps. (a) For the data sequence 1010101010 , what is the instantaneous frequency? (b) For the data sequence...
-
Assignment A partnership is a legal entity formed by two or more people who agree to share the profits and losses of a business. Partnership accounting is the process ofrecording and reporting the...
-
Which statement below correctly describes merchandise inventory?Multiple choice question.Merchandise inventory is an asset reported on the balance sheet and contains the cost of products purchased...
-
Consulta las fuentes orientadas y otras de inters relacionadas con la asignatura y realiza las siguientes actividades: Con los conocimientos adquiridos en la unidad y las orientaciones del...
Study smarter with the SolutionInn App