Which of the following statements is true regarding the fundamental mo – McqOptions

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1.	Which of the following statements is true regarding the fundamental mode of the metallic waveguides shown?
A.	Only P has no cutoff- frequency
B.	Only Q has no cutoff- frequency
C.	Only P has no cutoff- frequency
D.	All there have cut-off frequency
Answer» B. Only Q has no cutoff- frequency

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