Question

4. Suppose we have a pair of parallel plates that we wish to use as a transmission line. The dielectric medium between the plates is air: E0, Ho: l is the length of the line, w is the width of the plates, and d isthe separation between the plates. (a) Find an expression for C'. (b) Find an expression for L'. (c) Plot how the signal velocity v changes as a function of d.

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