## Classical ElectrodynamicsProblems after each chapter |

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Page 296

The power radiated per unit solid angle in the scalar Kirchhoff

COS O + cos dP dΩ - Pi ( ka ) ? COS a 401 2J / ( kaş ) kαξ ( 9.112 ) 2 cos a where

P , is given by ( 9.104 ) . If we compare the vector Kirchhoff result ( 9.103 ) with ...

The power radiated per unit solid angle in the scalar Kirchhoff

**approximation**isCOS O + cos dP dΩ - Pi ( ka ) ? COS a 401 2J / ( kaş ) kαξ ( 9.112 ) 2 cos a where

P , is given by ( 9.104 ) . If we compare the vector Kirchhoff result ( 9.103 ) with ...

Page 297

Then both scalar and vector

dP ( ka ) 1 ( ka sin o ) ( 9.113 ) dΩ ka sin e ... There is reason to believe that the

vector Kirchhoff result is close to the correct one , even though the

...

Then both scalar and vector

**approximations**reduce to the common expression ,dP ( ka ) 1 ( ka sin o ) ( 9.113 ) dΩ ka sin e ... There is reason to believe that the

vector Kirchhoff result is close to the correct one , even though the

**approximation**...

Page 628

... 297 , 307 , 308 by sphere in short wavelength limit , 299 comparison of scalar

and vector

theorem ...

... 297 , 307 , 308 by sphere in short wavelength limit , 299 comparison of scalar

and vector

**approximations**, 296 Fresnel and Fraunhofer , 292 Kirchhoff**approximation**in , 282 scalar Huygens - Kirchhoff theory of , 280 Smythe's vectortheorem ...

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### Contents

Introduction to Electrostatics | 1 |

References and suggested reading | 23 |

Multipoles Electrostatics of Macroscopic Media | 98 |

Copyright | |

6 other sections not shown

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acceleration angle angular applied approximation assumed atomic average axis becomes boundary conditions calculate called Chapter charge charged particle classical collisions compared component conducting Consequently consider constant coordinates cross section cylinder defined density dependence derivative determine dielectric dimensions dipole direction discussed distance distribution effects electric field electromagnetic electron electrostatic energy equal equation example expansion expression factor force frame frequency function given gives incident inside integral involved light limit Lorentz loss magnetic magnetic field magnetic induction magnitude mass means modes momentum motion moving multipole normal observation obtain origin parallel particle physical plane plasma polarization position potential problem properties radiation radius region relation relative relativistic result satisfy scalar scattering shows side solution space sphere spherical surface transformation unit vanishes vector velocity volume wave written