1.

For surface waves on a dielectric sheet the cutoff frequency of the TM mode can be given as:

A. f<sub>C</sub> = nC/2d√(ϵr-1)
B. f<sub>C</sub> = C/2nd√(ϵr-1)
C. f<sub>C</sub> = C/2nd√ϵr
D. f<sub>C</sub> = 2C/nd√ϵr
Answer» B. f<sub>C</sub> = C/2nd‚Äö√Ñ√∂‚àö‚Ć‚àö‚àÇ(‚âà√¨¬¨¬µr-1)


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