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Electronics and Communication Engineering - Exam Questions Papers - Discussion

Discussion Forum : Exam Questions Papers - Exam Paper 21 (Q.No. 18)
Exam Questions Papers
18.
Consider the following statements:
For a square waveguide of cross-section 3m x 3m it has been found
  1. At 6 GHz dominant mode will propagate
  2. At 4 GHz only dominant modes and evanescent
  3. At 11 GHz all the modes and no higher order mode will propagate
  4. At 7 GHz degenerate modes will propagate
Which of the above statements are correct?
1 and 2 only
1, 2 and 4
2 and 3 only
2, 3 and 4
Answer: Option
Explanation:
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Discussion:
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