A circular waveguide carries TE₁₁ mode whole radial electric field – McqOptions

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1.	A circular waveguide carries TE₁₁ mode whole radial electric field is given byEr = E₀j₁(r) sin Φ V/mwhere r is radial distance in cm from the axisThe cut off wavelength is
A.	10 cm
B.	3 π cm
C.	2 π cm
D.	8 cm
Answer» B. 3 π cm

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