What is the cutoff frequency for the dominant TM mode in a waveguide filled with a material

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What is the cutoff frequency for the dominant TM mode in a waveguide filled with a material with εr = 4? The waveguide dimensions are a = 2b = 5 cm.

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Fundamentals of Applied Electromagnetics

ISBN: 978-0132139311

6th edition

Authors: Fawwaz T. Ulaby, Eric Michielssen, Umberto Ravaioli

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Question Posted: Apr 05, 2016 05:17 AM

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What is the cutoff frequency for the dominant TM mode in a waveguide filled with a material

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Fundamentals of Applied Electromagnetics

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