A rectangular metal waveguide filled with a dielectric of relative permittivity ?r = 4, has the inside dimensions 3 x 1.2 cm, the cut off frequency for the dominant mode is
Options
A. 2.5 GHz
B. 5 GHz
C. 10 GHz
D. 12.5 GHz
Correct Answer
5 GHz
Explanation
for dominant mode.
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