Which of the following are the properties of TEM mode in a lossless me – McqOptions

MCQOPTIONS

1.	Which of the following are the properties of TEM mode in a lossless medium?1. Its cut-off frequency is zero.2. Its transmission line is a hollow waveguide.3. Its wave impedance is the impedance in a bounded dielectric.4. Its phase velocity is the velocity of light in an unbounded dielectric.Select the correct answer using the code given below
A.	1, 2 and 3
B.	1, 3 and 4
C.	1, 2 and 4
D.	2, 3 and 4
Answer» C. 1, 2 and 4

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