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| 1. |
A rectangular wave guide is designed to propagate at the dominant mode TE at a frequency of 5 GHz. The cut-off frequency is 0.8 of signal frequency. The ratio of the guide width to height is 2. The dimensions of the guide are |
| Answer» λc = 2a or ⇒ a = 3.75 cm Also, ∴ . | |