Electromagnetic Field Thoery - ECE Questions and Answers

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A wave is propagated in a waveguide at frequency of 9 GHz and separation is 2 cm between walls Calculate group velocity for dominant mode.

1.8 x 10⁸ m/sec

5 x 10⁸ m/sec

3 x 10⁸ m/sec

1.5 x 10⁸ m/sec

Answer : Option A

Explanation :

V_g . V_p = C²

where

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