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Static Electric Fields

Quick practice

Question 1 of 5

If an air-filled rectangular waveguide has inner dimensions of 5 cm × 4 cm. What will be the wave impedance of TE20 mode of propagation at a frequency of 40 GHz? (Given that free space impedance \eta_{0}=377 \ \Omega)

A

377 \ \Omega

B

382 \ \Omega

C

395 \ \Omega

D

400 \ \Omega

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