engineering recuitment GATE ECE 2023-24 Test Series Electromagnetic Theory Transmission Lines Input Impedance
A television antenna lead-in wire of length l = 10 cm, is to be operated at a frequency of 300 MHz having a characteristic impedance of 300Ω shorted at one end. The input impedance of the line is equal to
1
218∠90° Ω
2
218 ∠180° Ω
3
218 Ω
4
218 ∠270° Ω