Why is a waveguide often pressurized with nitrogen?
A)To prevent contamination
B)To change the plane of polarization of the wave
C)To attach or weld a metal plate at the end of the waveguide
D)To prevent reflections

Question

Quizplus · Accepted Answer

Pressurizing the waveguide with nitrogen helps prevent contamination from humidity, dust, or other particulates that could affect its performance.

Why Is a Waveguide Often Pressurized with Nitrogen