homework_10 - dipoles of equal magnitude and an phase...

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ELECTRODYNAMICS PROBLEM SET 10 due April 20 th , before class Rotating dipole Consider an electric dipole ~ p spinning around an axis forming an angle theta with ~ p . Compute the power radiated as a function of the direction and the total power radiated. Two dipoles Compute the power radiated as a function of the direction and the total power radiated by two oscillating parallel
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Unformatted text preview: dipoles of equal magnitude and an phase dierence . Comment on how we can direct the radiation in dierent directions by changing . Coaxial cable A coaxial cable is made of two cylindrical conductors, one inside the other. Show that in coaxial cables one can have TEM modes. What is the velocity of waves in the TEM mode?...
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This note was uploaded on 12/29/2011 for the course PHYSICS 606 taught by Professor Bedaque during the Spring '11 term at Maryland.

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