Calculate and compare the values of β, up, ug, λg, and  for a 2.5 (cm) × 1.5 (cm) rectangu...

Calculate and compare the values of β, up, ug, λg, and  for a 2.5 (cm) × 1.5 (cm) rectangular waveguide operating at 7.5 (GHz):

a) if the waveguide is hollow, and

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b) if the waveguide is filled with a dielectric medium characterized by ϵr = 2, μr = 1 and σ = 0.