Worksheets22EC4204 TLW practice quiz3
Total questions: 15
Worksheet time: 8mins
The modes of wave propagation that a parallel plate waveguide can support are ____________
TEM, TE, TM modes
TM, TE modes
TEM, TM modes
TEM, TE modes
The fringe effect can be neglected in a parallel plate waveguide is because of ____________
The dielectric material used
Width of the plates is greater than the distance between the plates
Material of the parallel plate waveguide used
None of the options mentioned
In TM mode, if the direction of wave propagation is in 'z' direction, then:
HZ=0
EZ=0
EY=0
HY=0
The wave impedance of a TM mode in a parallel plate waveguide is a ________
Function of frequency
Independent of frequency
Proportional to square of frequency
Inversely proportional to square of frequency
In a parallel plate waveguide, for a propagating mode, the value of β is _______
Real
Complex
Imaginary
Cannot be defined
For a parallel plate waveguide, which of the following is true?
No real power flow occurs in the 'z' direction
Power flow occurs in 'z' direction
No power flow occurs in any direction
Wave propagation in z direction is not possible in any mode
TE mode is characterized by _____________
EZ=0
HZ=0
EX=0
EY=0
Dominant mode is defined as
Mode with the lowest cut off frequency
Mode with the highest cut off frequency
Any TEM mode is called a dominant mode
None of the options mentioned
The lowest mode of TM wave propagation is:
TM10 mode
TM01 mode
TM11 mode
TM12 mode
The waveguides are used in a transmission line for _______
Increasing transmission coefficient
Increasing reflection coefficient
Decreasing transmission coefficient
Decreasing reflection coefficient
For a perfect dielectric, which parameter will be zero?
Conductivity
Frequency
Permittivity
Permeability
For a lossless dielectric, the attenuation will be
1
0
-1
Infinity
In lossy dielectric, the phase difference between the electric field E and the magnetic field H is
90
60
45
0
The intrinsic impedance is the ratio of square root of
Permittivity to permeability
Permeability to permittivity
Phase constant to wavelength
Wavelength to phase constant
An example for lossless propagation is
Dielectric waveguide propagation
Conductor propagation
Cavity resonator propagation
None of the options mentioned
