Teaching TN TRB EC Mock Test Electromagnetic Theory Waveguides and Guided Waves Rectangular Waveguide
A rectangular waveguide of internal dimensions (a = 4 cm and b = 3 cm) is to be operated in TE11 mode. The minimum operating frequency is:
1
6.25 GHz
2
6.0 GHz
3
5.0 GHz
4
3.75 GHz