For a 35 km transmission line having a lumped impedance of the line as 20 Ω, is required to be shown in the ABCD form, it is given as ______
1
\(\left[ {\begin{array}{*{20}{c}} 1&0\\ 2&1 \end{array}} \right]\)
2
\(\left[ {\begin{array}{*{20}{c}} 1&0\\ {20}&1 \end{array}} \right]\)
3
\(\left[ {\begin{array}{*{20}{c}} {20}&0\\ 1&1 \end{array}} \right]\)
4
\(\left[ {\begin{array}{*{20}{c}} 1&{20}\\ 0&1 \end{array}} \right]\)