Introduction to ElectrodynamicsThe first edition of this textbook (1981) is cited in BCL3. The second includes: introduction to the Dirac Delta Function, the Helmholtz Theorem, and a brief treatment of waveguides. New problems have been added. No bibliography. Annotation copyright Book News, Inc. Portland, Or. |
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Page 204
... current density is dI K = al ( 5.18 ) In words , K is the current per unit length - perpendicular - to - flow . In particular , if the ( mobile ) surface charge density is σ and its velocity is v , then K = σv ( 5.19 ) since the net ...
... current density is dI K = al ( 5.18 ) In words , K is the current per unit length - perpendicular - to - flow . In particular , if the ( mobile ) surface charge density is σ and its velocity is v , then K = σv ( 5.19 ) since the net ...
Page 205
... current density was uniform . ( b ) Suppose the current density in this wire is proportional to the distance from the axis , J = kr ( for some constant k ) . Find the total current in the wire . Solution : Because J varies with r , we ...
... current density was uniform . ( b ) Suppose the current density in this wire is proportional to the distance from the axis , J = kr ( for some constant k ) . Find the total current in the wire . Solution : Because J varies with r , we ...
Page 207
... current density K at a distance r from the center ? ( b ) A uniformly charged sphere of radius R and total charge Q is centered at the origin and spinning at a constant angular velocity w about the z axis . Find the current density J at ...
... current density K at a distance r from the center ? ( b ) A uniformly charged sphere of radius R and total charge Q is centered at the origin and spinning at a constant angular velocity w about the z axis . Find the current density J at ...
Contents
Special Techniques for Calculating | 3 |
Vector Analysis | 6 |
Electrostatics | 61 |
Copyright | |
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Ampère's law angle answer atom axis Biot-Savart law bound charge boundary conditions calculate charge density charge q components conductor constant coordinates Coulomb's law cross product curl cylinder derivative direction distance divergence theorem dot product electric and magnetic electric field electrodynamics electromagnetic electron electrostatics energy Example field inside Figure Find the potential flux formula free charge frequency Gauss's law gradient infinite infinitesimal Laplace's equation line integral loop Lorentz force law magnetic dipole magnetic field magnetic force magnetostatics Maxwell's equations momentum motion moving origin particle perpendicular plane point charge polarization Poynting vector Problem radiation region relativistic scalar Section shown in Fig solenoid Solution speed sphere of radius spherical Suppose surface charge tion total charge transformation uniform unit vector vector potential velocity volume wave wire zero Απερ μο ду дх