A lossless air dielectric cylindrical waveguide of inside diameter 2 cm is operated at 10 GHz. For TM 11 mode propagating in +z direction, the following has been evaluated:(i) Cut-off frequency = 9.148 GHz(ii) Cut-off frequency = 8.814 GHz(iii) Wave Impedance = 152.269 Ω (iv) Wave Impedance = 15.26 Ω Which of the above statements are correct?Choose the correct answer from the code given below:

A lossless air dielectric cylindrical waveguide of inside diameter 2 c

1.	A lossless air dielectric cylindrical waveguide of inside diameter 2 cm is operated at 10 GHz. For TM 11 mode propagating in +z direction, the following has been evaluated:(i) Cut-off frequency = 9.148 GHz(ii) Cut-off frequency = 8.814 GHz(iii) Wave Impedance = 152.269 Ω (iv) Wave Impedance = 15.26 Ω Which of the above statements are correct?Choose the correct answer from the code given below:
A.	(i) and (iii) are correct
B.	(ii) and (iii) are correct
C.	(ii) and (iv) are correct
D.	(i) and (iv) are correct
Answer» E.

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