thé UelLII lmaoT UL IIE 1Urwård- and backward-crosstalk voltages in- outino n a secondary line for...
A plane wave is propagating in free space in the +z direction. The magnitude of the electric field intensity is 120 V/m. Both electric and magnetic fields are in phase. Determine the average power density in Watt per square meter.
1) A lossless transmission line that is 3N2 long with an impedance of 75Ω terminated by a load of 25 Ω The generator has a voltage of V,r-2sin(et) V and an internal impedance Ζ'50Ω (a) For this circuit give Vg, T, and the voltage standing wave ratio. (b) Give Vin. Inand Vo (c) Give and I (d) Give the voltage and current at the midpoint of the line (ie. P(z) and I(2) at z-3/4). (e) From the answer of (d)...
1. The magnetic field of a wave propagating through a certain nonmagnetic material is given by H-x30cos(10%-0. Sy) (mA/m) Find the following: (a) The direction of wave propagation. (b) The phase velocity (c) The wavelength in the material. (d) The relative permittivity of the material (e) The electric field phasor 2. A 60-MHz plane wave traveling in the -x-direction in dry soil with relative permittivity &4 has an electric field polarized along the z-direction. Assuming dry soil to be approximately...
4. Consider the cylindrical waveguide below, which has an
electromagnetic wave propagating in the space between the inner and
outer conductors, which is a gap where air exists. The radius of
the inner conductor is a, while the inner radius of the outer
conductor is b (as shown). The fields in the air-gap have the form
E = E0r cos (kz z ωt) B = B0r cos (kz z ωt) where E0 and B0 are
constants, r is the radial...
1. A 6 cm-diameter parallel-plate capacitor has 0.40mm gap. What is the displacement current in the capacitor if the potential difference across the capacitor is increasing at 500,000V/s A) 25HA B) 14uA C) 10pA D) 31HA E41HA 2. An electromagnetic wave propagates along the ty direction as shown in the figure. If the electric field at the origin is along the direction, what is the direction of the magnetic field? B) -2 D)な 3. A planar electromagnetic wave is propagating...
A coaxial line has an inner and outer conductor radius a = 0.5 cm and b = 1 cm, respectively. The line is filled with an insulating material where u = Mo and ε = 2.25€0. The operating frequency is f = 1 GHz. The conductors and the dielectric have conductivities oc = 5.8 x 107 - and o = 10-3, respectively. (a) Calculate the per-unit-length inductance and capacitance L' and C', respectively, the phase velocity Vp, the characteristic impedance...
a) A parallel plate transmission line has a plate width 3 mm, plate separation 0.3 mm and is filled with a dielectric of relative permittivity 2.2. The dielectric breakdown field is 180kV/cm. Find the maximum peak power that can be transmitted down it and the corresponding peak values of the transmission line voltages and currents when the transmission line is matched to a terminating load. (5 marks) b) A 1 GHz signal of voltage amplitude 0.1 Vis propagated without reflection...
Problem 3. This is a MATLAB based problem. A rectangular waveguide is oriented with its transverse dimensions of width a and height b in the z = 0 plane, with guided modes propagating along ˆz. Write a MATLAB program that takes parameters a, b, frequency f (all values to be accepted in SI units), refractive index of the waveguide medium nr, mode indices m and n, and a way to choose whether to plot the T Emn or the TMmn...
20. A coil with 10 turns of area 0.05m is place in a magnetic field of strength 0.4 T. The coil is then rotated in such a way that the cosine of the angle between a perpendicular to plane of the coil and the field changes uniformly from 0.0 to 1.0 in 10 seconds. The EMF induced in the coil during this period is: a. 20.0 V b. 2.0 V c. 0.2 V d. 0.02 V 21. Which of the...