## Classical ElectrodynamicsProblems after each chapter |

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Page 211

This shows that , apart from an overall phase factor , the pulse travels along undistorted in shape with a

This shows that , apart from an overall phase factor , the pulse travels along undistorted in shape with a

**velocity**, called the group**velocity**: vo do dk ( 7.32 ) If an energy density is associated with the magnitude of the wave ( or ...Page 331

where we have introduced a vectorial Alfvén

where we have introduced a vectorial Alfvén

**velocity**: B. ( 10.70 ) 4πρ The wave equation ( 10.69 ) for v , is somewhat involved , but it allows simple solutions for waves propagating parallel or perpendicular to the magnetic field ...Page 340

For wave numbers k < kp , the phase and group velocities of the longitudinal plasma oscillations are : Up 0 k ( 10.107 ) 3 ( u ) Vg Dp From the definition of kp we see that for such wave numbers the phase

For wave numbers k < kp , the phase and group velocities of the longitudinal plasma oscillations are : Up 0 k ( 10.107 ) 3 ( u ) Vg Dp From the definition of kp we see that for such wave numbers the phase

**velocity**is much larger than ...### What people are saying - Write a review

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### Contents

Introduction to Electrostatics | 1 |

References and suggested reading | 23 |

Multipoles Electrostatics of Macroscopic Media | 98 |

Copyright | |

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