GATE ECE · 2018 · EC
Question 48: Rectangular and circular waveguides
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Question 48
ECNAT2 marksNeeds review
The cutoff frequency of TE
mode of an air filled rectangular waveguide having inner dimensions
cm
cm (
) is twice that of the dominant TE
mode. When the waveguide is operated at a frequency which is 25% higher than the cutoff frequency of the dominant mode, the guide wavelength is found to be 4 cm. The value of
(in cm, correct to two decimal places) is ______.Log in to check the answer
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2018EC
GATE ECE 2018 · Paper 1
Electronics and Communication Engineering · Original paper archive
- Section
- Electronics and Communication Engineering
- Question type
- Numerical answer (NAT)
- Marks
- 2 marks
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