For an air-filled rectangular cavity with dimensions = 3 cm, b = 2 cm, c =

Question:

For an air-filled rectangular cavity with dimensions α = 3 cm, b = 2 cm, c = 4 cm, determine the resonant frequencies for the following modes: TE₀₁₁, TE₁₀₁, TM₁₁₀, and TM₁₁₁. List the resonant frequencies in ascending order.