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← ScienceWhich risk increases when a microwave waveguide kinks?
A)Reduced signal transmission efficiency✓
B)Increased waveguide characteristic impedance
C)Suppressed parasitic mode oscillation
D)Enhanced electric field uniformity
💡 Explanation
A kink in a waveguide causes signal loss due to reflections and mode conversion because the impedance mismatch triggers mode scattering. therefore, signal transmission drops, rather than increased impedance alone because other factors contribute.
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