engineering recuitment GATE ECE 2023-24 Test Series Electromagnetic Theory Waveguides and Guided Waves
A waveguide consists of two infinite parallel plates (perfect conductors) at a separation of 10-4 cm, with air as the dielectric. Assume the speed of light in air to be 3 × 108 m/s. The frequency/frequencies of TM waves which can propagate in this waveguide is/are _______.
1
6 × 1015 Hz
2
0.5 × 1012 Hz
3
8 × 1014 Hz
4
1 × 1013 Hz