a 10 GHz plane wave travelling in free space has an amplituide Ex= 10 v/m , find velocity of propagation wavelenght intrinci impedance
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a 10 GHz plane wave travelling in free space has an amplituide Ex= 10 v/m , find
velocity of propagation
wavelenght
intrinci impedance
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- Type your question here An airplane transmit uniform plane wave with 100 GHz in a sufficiently small region. If the wavelength is 1.33 cm, calculate the phase constant (?) and the attenuation (∝) in nepers per meter if the wave is propagating in material has ?? ′′ = 7.2.Type your question here A 150-MHz uniform plane wave is normally incident from air onto a material whose intrinsic impedance is unknown. Measurements yield a standing wave ratio of 3 and the appearance of an electric field minimum at 0.3 wavelengths in front of the interface. Determine the impedance of the unknown material.A plane wave propagating in air comes perpendicular to a layer from a lossless insulation with a relative dielectric value of 9. If the amplitude of the incoming wave is 1 V/m, what is the amplitude of the transmitted wave? -1/2 V/m 1/2 V/m 1/3 V/m -1/3 V/m
- If you check the voltage at one-half wavelength from the end of an RF transmission line, what voltage would you measure? A. Peak B. Infinite C. Minimum D. ZeroA rectangular waveguide measures 1.016 x 2.286 cm internally with a signal propagated in it. Complete the table below showing all mathematical expressions used in arriving at the answer. Mode Cut-off Wavelength in cm Cut-off frequency in Ghz 1 TE10 2 TE20 3 TE01 4 TE11 5 TM11 Explain the reasons for the cut-off wavelength and its importance to waveguide propagation.Which of the following is the phase constant of the electromagnetic wave propagating in a microstrip line using air as the dielectric base at 9.55 GHz?
- A K band rectangular waveguide has dimensions of a = 1.052 cm and b = 0.432 cm. Calculate the cutoff frequency for TE11 mode if the guide is filled with Teflon whose permittivity is = 2.1.A 120 MHz TE polarized wave with amplitude 1.0 V/m is obliquely incident from air (z < 0) onto a slab of lossless, nonmagnetic material with εr = 81 (z > 0). The angle of incidence is 70°. Evaluate the electromagnetic field conditions given to compute the values of the reflection and transmission coefficientsIf for a plane wave, the electric field strength is 2 V/m and the magnetic field strngth is 5.2 mA/m, then estimate the value of the intrinsic impedance of the propagating medium
- The electric and magnetic field associated with an EM wave is E=20 V/m and H=0.25 A/m respectively. The wave is propagating through a lossless medium. Find the value of the intrinsic impedance of the medium.A quarter wavelength line is being used to match a load impedance of 80 Ω to a generator with an output impedance of 80 Ω. What is the required characteristic impedance of the quarter wave line? ..A plane wave propagating through a medium with er = 8, μr = -2 has E = 0.5 e-z/3 sin(108t - βz) ax V/m. Determine (a) β (b) The loss tangent (c) Wave impedance (d) Wave velocity (e) H field