GATE 2025 EMT Quiz 42

An air-filled rectangular waveguide has dimensions (3.5 cm × 1 cm) and operations at the TE₂₀ mode then cut off frequency will be __________ GHz.

The magnetic field along the propagation direction inside a rectangular waveguide with the cross section shown in the figure is H_z = 3 cos  cos  cos

The phase velocity v_p of the wave inside the waveguide satisfies

An air filled rectangular waveguide of dimensions a = 4 cm, b = 2 cm transports energy in the dominant mode at a rate of 2 mw. If the frequency of operation is 10 GHz. Determine the peak value of electric field in the wave guide?

An air filled rectangular wave guide is operating at 4 GHz with TE₁₀ mode propagating inside it. If the wave length of guided waveguide is 12.25 cm then the wave impedance of the mode is given by ( in Ω)

For 10×5 cm² rectangular waveguide find maximum peak magnetic field (in mA/m), if maximum peak electric field for dominant mode at 2 GHz is 10 V/m