Electrodynamics of Continuous Media |
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Page 31
... forces act on the surface of a conductor . These forces are easily calculated as follows . The momentum flux density in an electric field in a vacuum is given by the Maxwell stress tensor : t - 1 - σik = - ( † E28ik — EĦEx ) . 4π = The ...
... forces act on the surface of a conductor . These forces are easily calculated as follows . The momentum flux density in an electric field in a vacuum is given by the Maxwell stress tensor : t - 1 - σik = - ( † E28ik — EĦEx ) . 4π = The ...
Page 34
... force of their mutual repulsion . SOLUTION . Since the conductor c is small , we can suppose that its potential is the sum of the potential pa / r at a distance r from the centre of the large sphere and the potential e / c due to the ...
... force of their mutual repulsion . SOLUTION . Since the conductor c is small , we can suppose that its potential is the sum of the potential pa / r at a distance r from the centre of the large sphere and the potential e / c due to the ...
Page 143
... force . The macroscopic force on a body at rest in a magnetic field is just the averaged Lorentz force exerted on the charged particles in the body by the microscopic field h : f = pvxh / c . For μ 1 the field h is equal to the mean ...
... force . The macroscopic force on a body at rest in a magnetic field is just the averaged Lorentz force exerted on the charged particles in the body by the microscopic field h : f = pvxh / c . For μ 1 the field h is equal to the mean ...
Contents
Notation X | 1 |
2 The energy of the electrostatic field of conductors | 3 |
3 Methods of solving problems in electrostatics | 9 |
Copyright | |
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angle anisotropy atoms averaging axes axis body boundary condition calculated charge circuit co-ordinates coefficient components conducting conductor constant corresponding cross-section crystal Curie point curl H current density cylinder denote depends derivative determined dielectric permeability diffraction dipole direction discontinuity distance effect electric field electromagnetic electrons electrostatic ellipsoid equation div expression external field ferroelectric ferromagnetic field H fluid flux force formula free energy frequency function given gives grad H₂ Hence incident induction integral isotropic Laplace's equation layer linear macroscopic magnetic field magnetic moment magnetisation magnitude Maxwell's equations medium metal normal obtain optical particle perpendicular piezoelectric plane polarisation PROBLEM propagation properties pyroelectric quantities refraction relation respect result rotation scalar scattering SOLUTION sphere suffixes superconducting surface symmetry tangential temperature theory thermodynamic potential tion unit volume values variable velocity wave vector wire z-axis zero