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1. |
What is the cutoff frequency of TE₁ mode of propagation if the relative permittivity of the slab is 3.2 and the thickness of the slab is 45 mm? |
A. | 2.24 GHz |
B. | 4 GHz |
C. | 1.12 GHz |
D. | 8 GHz |
Answer» D. | |