For a 10 km transmission line having a lumped impedance of the line as 20 ohms, is required to be shown in the ABCD form, it is given as
1
\(\begin{array}{*{20}{c}} 1&{20}\\ 0&1 \end{array}\)
2
\(\begin{array}{*{20}{c}} 0&{20}\\ 1&0 \end{array}\)
3
\(\begin{array}{*{20}{c}} 1&{20}\\ {20}&1 \end{array}\)
4
\(\begin{array}{*{20}{c}} {20}&1\\ 0&{20} \end{array}\)