For TM waves in a parallel plate waveguide, the minimum attenuation ar – McqOptions

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1.	For TM waves in a parallel plate waveguide, the minimum attenuation arising from imperfect conductors would occur at a freq. of (fc is the cut off frequency)
A.	3 fc
B.	3 fc
C.	2 fc
D.	2 fc
Answer» E.

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