作者: defray 時間: 2025-3-21 20:46
Vector Calculus,ons that use integrals and derivatives. The rules needed for these evaluations constitute vector calculus. In particular, line, volume, and surface integration are important, as are directional derivatives.作者: Ballerina 時間: 2025-3-22 00:48
,Coulomb’s Law and the Electric Field, start looking into the physical phenomena of electromagnetics. It will be useful to keep this in mind: The study of electromagnetics is the study of natural phenomena. There are two reasons why it is important to emphasize electromagnetics as an applied science. First, it shows that it is a useful 作者: 愛哭 時間: 2025-3-22 08:07
,Gauss’s Law and the Electric Potential,er, we address two issues: One is to formalize some of the results obtained in the previous chapter and the second is to expand on the ideas of electric field intensity, electric flux density, and the relation between the electric field and material properties.作者: 吹牛者 時間: 2025-3-22 10:27 作者: 追逐 時間: 2025-3-22 12:58
Boundary Value Problems: Numerical (Approximate) Methods,act and in the form of a mathematical relation. On the other hand, only certain classes of problems could be solved. In the case of the method of images, the question was one of finding the correct system of images, a requirement that meant, almost always, that a constant potential surface exists or作者: 追逐 時間: 2025-3-22 21:03 作者: 虛假 時間: 2025-3-23 00:13 作者: neutral-posture 時間: 2025-3-23 04:08
,Maxwell’s Equations, electromagnetic phenomena.” However, it is not always clear what exactly do we mean by these equations. How are they any different from what we have studied in the previous chapters? We recall discussing static and time-dependent fields and in the process, discussed many applications. To do so, we 作者: 模仿 時間: 2025-3-23 06:07
Reflection and Transmission of Plane Waves,pagate through different materials and changes in their amplitudes and directions as they propagate through the interfaces between materials. This aspect of the propagation of waves is fundamental and many of the properties of waves are defined by materials and their interfaces. As an example, waves作者: florid 時間: 2025-3-23 10:15 作者: Ptsd429 時間: 2025-3-23 15:43 作者: 分開如此和諧 時間: 2025-3-23 22:06 作者: 壯觀的游行 時間: 2025-3-23 22:48 作者: musicologist 時間: 2025-3-24 02:51 作者: 推崇 時間: 2025-3-24 10:32
Springer-Verlag New York 2000作者: 放大 時間: 2025-3-24 12:21
https://doi.org/10.1007/978-1-4757-3287-0Coulomb; Electromagnetism; Electrostatics; Motor; Natur; Potential; algebra; design; distribution; electric m作者: Accord 時間: 2025-3-24 15:29
Technische Mittel zur Terrorismusabwehr,ons that use integrals and derivatives. The rules needed for these evaluations constitute vector calculus. In particular, line, volume, and surface integration are important, as are directional derivatives.作者: 愛好 時間: 2025-3-24 23:01
https://doi.org/10.1007/978-1-349-11714-7er, we address two issues: One is to formalize some of the results obtained in the previous chapter and the second is to expand on the ideas of electric field intensity, electric flux density, and the relation between the electric field and material properties.作者: 外科醫(yī)生 時間: 2025-3-25 03:03
Test Driven Development in Rubyonic representation. Voltage and current were phasors and a number of properties such as the speed of propagation, wavelength, and phase and attenuation constants were used as a direct consequence of the time-harmonic nature of the waves. Much of the discussion paralleled that of propagation of plane waves in unbounded domains.作者: CULP 時間: 2025-3-25 07:24
https://doi.org/10.1007/978-90-481-2360-5the solution to the source-free wave equation. Starting with ., we assumed that a wave was generated in some fashion but did not concern ourselves too much with how the wave was generated. Occasionally, the term “source” or “antenna” was mentioned but only to indicate that the wave must have a source.作者: EXULT 時間: 2025-3-25 09:53 作者: 富足女人 時間: 2025-3-25 14:48 作者: 瑪瑙 時間: 2025-3-25 15:55
Transients on Transmission Lines,onic representation. Voltage and current were phasors and a number of properties such as the speed of propagation, wavelength, and phase and attenuation constants were used as a direct consequence of the time-harmonic nature of the waves. Much of the discussion paralleled that of propagation of plane waves in unbounded domains.作者: 嗎啡 時間: 2025-3-25 23:56
Antennas and Electromagnetic Radiation,the solution to the source-free wave equation. Starting with ., we assumed that a wave was generated in some fashion but did not concern ourselves too much with how the wave was generated. Occasionally, the term “source” or “antenna” was mentioned but only to indicate that the wave must have a source.作者: 排名真古怪 時間: 2025-3-26 02:54
https://doi.org/10.1007/978-3-658-20899-8vectors and the necessary operations shortly, but, for now, it is useful to remember the following axiom which will be followed throughout this book: Nothing will be defined, no quantity or operation will be used, unless it has some utility either in explaining the observed physical quantities or ot作者: 假裝是我 時間: 2025-3-26 04:56
Technische Mittel zur Terrorismusabwehr,ons that use integrals and derivatives. The rules needed for these evaluations constitute vector calculus. In particular, line, volume, and surface integration are important, as are directional derivatives.作者: left-ventricle 時間: 2025-3-26 09:29 作者: 放逐某人 時間: 2025-3-26 16:07 作者: nonsensical 時間: 2025-3-26 19:35
Terroristische Diktaturen im 20. Jahrhunderts were known, the electric field and potential could be determined. However, many practical situations exist in which the charges are either unknown or are distributed in a complex fashion The use of the simple formulas for the calculation of fields in these geometries is not always possible. In sti作者: packet 時間: 2025-3-26 22:57 作者: opalescence 時間: 2025-3-27 03:13
Helen McLean,Soumitri Varadarajane study of the static magnetic field. But what exactly is a magnetic field? This question will be answered gradually, but, for a simple description, we may say it is a new type of force field in the same sense that the electric field is a force field. Take, for example, a magnet. It attracts or repe作者: 甜得發(fā)膩 時間: 2025-3-27 08:05 作者: Cumbersome 時間: 2025-3-27 13:03 作者: 連接 時間: 2025-3-27 17:28 作者: 猜忌 時間: 2025-3-27 18:08 作者: 蘑菇 時間: 2025-3-28 01:22
https://doi.org/10.1007/978-1-349-18490-3ion coefficient. The reflection coefficient was used to find the conditions on the line, to calculate the line impedance, and to calculate the standing wave ratio. Voltage, current, and power were all related to the reflection coefficient. The reflection coefficient, in turn, was defined in terms of作者: 擴(kuò)張 時間: 2025-3-28 04:30 作者: MAUVE 時間: 2025-3-28 10:10 作者: 感激小女 時間: 2025-3-28 14:05
https://doi.org/10.1007/978-90-481-2360-5the solution to the source-free wave equation. Starting with ., we assumed that a wave was generated in some fashion but did not concern ourselves too much with how the wave was generated. Occasionally, the term “source” or “antenna” was mentioned but only to indicate that the wave must have a sourc作者: formula 時間: 2025-3-28 14:40
Nathan IdaIncludes supplementary material: 作者: 預(yù)防注射 時間: 2025-3-28 18:55
http://image.papertrans.cn/e/image/310787.jpg作者: Mendicant 時間: 2025-3-29 02:01 作者: interior 時間: 2025-3-29 05:37
Tertiary Frogs from Central EuropeIn the previous chapters, we found it useful to treat the electric and magnetic phenomena separately. In . through 7, we treated electrostatic fields by relying on the two postulates:作者: 通情達(dá)理 時間: 2025-3-29 08:47 作者: 兵團(tuán) 時間: 2025-3-29 11:28 作者: PANIC 時間: 2025-3-29 15:43
,Faraday’s Law and Induction,In the previous chapters, we found it useful to treat the electric and magnetic phenomena separately. In . through 7, we treated electrostatic fields by relying on the two postulates:作者: CLAN 時間: 2025-3-29 23:41 作者: 罵人有污點(diǎn) 時間: 2025-3-30 01:51 作者: 狗舍 時間: 2025-3-30 07:54
https://doi.org/10.1007/978-3-658-20899-8as of the electromagnetic field but for the purpose of describing the electromagnetic field. It is also implicit in this statement that by doing so, we should be able to simplify the discussion of electromagnetics and, necessarily, better understand the physical properties of fields.作者: cajole 時間: 2025-3-30 11:07
Astrid Coxon,Fabio Arico,Jeremy Schildthenomenon that was not discussed in the previous chapters because the definitions we used were not sufficient to do so? If so, do Maxwell’s equations define these yet unknown properties of the electromagnetic field? The answer to the latter is emphatically yes.作者: Oscillate 時間: 2025-3-30 14:36
Vector Algebra,as of the electromagnetic field but for the purpose of describing the electromagnetic field. It is also implicit in this statement that by doing so, we should be able to simplify the discussion of electromagnetics and, necessarily, better understand the physical properties of fields.作者: 男生如果明白 時間: 2025-3-30 18:08
,Maxwell’s Equations,henomenon that was not discussed in the previous chapters because the definitions we used were not sufficient to do so? If so, do Maxwell’s equations define these yet unknown properties of the electromagnetic field? The answer to the latter is emphatically yes.作者: 紳士 時間: 2025-3-31 00:00 作者: NEEDY 時間: 2025-3-31 03:33
Veelvoudsproblematiek in de verpleging,n of propagation, and the polarization of the waves. To keep the discussion simple and within the context of plane waves, we will look at a number of simple interface conditions. These include perpendicular and oblique incidences on conducting and dielectric interfaces, conditions often encountered in applications.作者: 收藏品 時間: 2025-3-31 06:56
Analytical and Numerical Analyses,ws for applications such as radar to be feasible. If we were to summarize the previous two chapters in a few words, we would say that all wave phenomena were treated in essentially infinite space; that is, plane waves were not restricted in space except for the occasional interface.作者: 地名詞典 時間: 2025-3-31 10:23 作者: BLANK 時間: 2025-3-31 14:47
Theory of Transmission Lines,ws for applications such as radar to be feasible. If we were to summarize the previous two chapters in a few words, we would say that all wave phenomena were treated in essentially infinite space; that is, plane waves were not restricted in space except for the occasional interface.作者: 投票 時間: 2025-3-31 18:59 作者: 大方一點(diǎn) 時間: 2025-3-31 23:02 作者: 口訣法 時間: 2025-4-1 05:54 作者: idiopathic 時間: 2025-4-1 08:41
