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GATE EC 2022: EMFT Quiz 7
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Question 1
For a WR 90 waveguide, the cut-off frequency for TE20 mode is 16 GHz. Then the cut-off frequency for TE11 mode will be
Question 2
The magnetic field along the propagation direction inside a rectangular waveguide with the cross section shown in the figure is Hz = 3 cos cos cos
The phase velocity vp of the wave inside the waveguide satisfies
Question 3
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)
Question 4
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)
Question 5
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
Question 6
In an air-filled rectangular waveguide with a=2.286cm and b=1.016cm , the y-component of the TE mode is given by
Then the intrinsic impedance (in Ω) is
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