Homework Answers
Add Answer to:
1. Two plane waves coexist in time and space: ¡ = Eoei( kz wt ) X and E 2-Eoei(kztutk Find the re...
Question 2: For an electromagnetic plane wave, the electric field is given by: Ē= E, cos(kz...
Question 2: For an electromagnetic plane wave, the electric field is given by: Ē= E, cos(kz +wt) ĉ +0 ġ+02 a) Determine the direction of propagation of the electromagnetic wave. b) Find the magnitude and direction of the magnetic field for the given electromagnetic wave B. c) Calculate the Poynting vector associated with this electromagnetic wave. What direction does this vector point? Does this makes sense? d) If the amplitude of the magnetic field was measured to be 2.5 *...
2.In air, an electromagnetic uniform plane wave of frequency f 300MHz has the wave vector に"E[x+y]...
2.In air, an electromagnetic uniform plane wave of frequency f 300MHz has the wave vector に"E[x+y] and a phasor electric field at the origin ofE> (1+))2. Find (give units): (a) phasor electric field in terms of rectangular coordinate variables (b) associated phasor magnetic field in terms of rectangular coordinate variables (c) time-averaged power density (or time-averaged Poynting vector) carried by the wave (d) time-averaged power carried by the wave through an area of a square that occupies the region Os...
Electromagnetic waves transport energy. This problem shows you which parts of the energy are stored in...
Electromagnetic waves transport energy. This problem shows you which parts of the energy are stored in the electric and magnetic fields, respectively, and also makes a useful connection between the energy density of a plane electromagnetic wave and the Poynting vector. In this problem, we explore the properties of a plane electromagnetic wave traveling at the speed of light c along the x axis through vacuum. Its electric and magnetic field vectors are as follows: E = E, sin (kx...
(wt — 3:) фЛ/m 3. (5 points) In a source-free vacuum region: H COS (a) Express H in phasor form (b) Find the associated...
(wt — 3:) фЛ/m 3. (5 points) In a source-free vacuum region: H COS (a) Express H in phasor form (b) Find the associated E field in the complex time varying form and the phasor form (c) Determine w. (d) Calculate the time averaged Poynting vector. This is a real valued quantity.
(wt — 3:) фЛ/m 3. (5 points) In a source-free vacuum region: H COS (a) Express H in phasor form (b) Find the associated E field in the...
[132 2 2 3 4 17 marks] Question 4 A plane wave is travelling in a...
[132 2 2 3 4 17 marks] Question 4 A plane wave is travelling in a vacuum in the +z-direction with wavenumber k and angular frequency . It is linearly polarised in the x-direction, and has electric field given by E(t, z) Eo Cos(kz - wt)f This wave is normally incident on a perfectly electrically conducting, semi-infinite slab in the region z > 0 and the resulting field in vacuum (z < 0) is a superposition of the incident and...
1. An electromagnetic plane wave is propagating through space. Its electric field vector is given by...
1. An electromagnetic plane wave is propagating through space. Its electric field vector is given by E i Eo cos(kz- ot). Its magnetic field vector is: a) B=jBo cos(kz-t) b) B- kBo cos(ky-at) c) B-iB, cos(ky-) d) B- kBo cos(kz-o) 1 2. The velocity of an electromagnetic plane wave is: a) In the electric field direction b) In the magnetic field direction c) In a direction parallel to the electric and magnetic fields d) In a direction perpendicular to the...
4) A string carries two sinusoidal waves given by fi(z,t) - A1 cos(kz - wt 37T...
4) A string carries two sinusoidal waves given by fi(z,t) - A1 cos(kz - wt 37T 2(e,t)A2 cos(kz where Al = 1 mm and A2=3 mm. Calculate the amplitude A3 In mm, and the phase ò3 1n radians, of the superposition fi(z, t)+f2(z,t)fs2,t)A cos(kz wt63)
At a particular point in time and space, an electromagnetic plane wave has an energy flux...
At a particular point in time and space, an electromagnetic plane wave has an energy flux S = <0, 0, a> (a > 0) and an electric field in the +x direction. Find the magnitude and direction of its magnetic field. The answer should be in terms of a, the magnitude of the Poynting vector, c, the speed of light, and k, Coulomb's constant.
Electromagnetic Waves 2 1 2 3 4 A plane monochromatic electromagnetic wave with wavelength 1 =...
Electromagnetic Waves 2 1 2 3 4 A plane monochromatic electromagnetic wave with wavelength 1 = 2.6 cm, propagates through a vacuum. Its magnetic field is described by B = (B,i+Byj) cos(kx + wt) where B, = 2.7 x 10-6 T, B, - 5.9 X 106T, and i-hat and j-hat are the unit vectors in the +x and +y directions, respectively. 1) What is f, the frequency of this wave? 0 GHz Submit 2) What is I, the intensity of...
1. Suppose two plane waves of light with electric field amplitudes E1 and E2 arrive at...
1. Suppose two plane waves of light with electric field amplitudes E1 and E2 arrive at a detector at time t having travelled different distances z1 and z2. Assume the field vectors have the same polarization direction p. The fields of the two plane waves at the detector individually are Eipcos(ot - kzi) and E.pcos(at-kz2 ) . Here the wavenumber is k-2πίλ and the angular frequency is ω ck-2πο:/v , where λ is the wavelength, с is the speed, and...
Question 2: For an electromagnetic plane wave, the electric field is given by: Ē= E, cos(kz +wt) ĉ +0 ġ+02 a) Determine the direction of propagation of the electromagnetic wave. b) Find the magnitude and direction of the magnetic field for the given electromagnetic wave B. c) Calculate the Poynting vector associated with this electromagnetic wave. What direction does this vector point? Does this makes sense? d) If the amplitude of the magnetic field was measured to be 2.5 *...
2.In air, an electromagnetic uniform plane wave of frequency f 300MHz has the wave vector に"E[x+y] and a phasor electric field at the origin ofE> (1+))2. Find (give units): (a) phasor electric field in terms of rectangular coordinate variables (b) associated phasor magnetic field in terms of rectangular coordinate variables (c) time-averaged power density (or time-averaged Poynting vector) carried by the wave (d) time-averaged power carried by the wave through an area of a square that occupies the region Os...
Electromagnetic waves transport energy. This problem shows you which parts of the energy are stored in the electric and magnetic fields, respectively, and also makes a useful connection between the energy density of a plane electromagnetic wave and the Poynting vector. In this problem, we explore the properties of a plane electromagnetic wave traveling at the speed of light c along the x axis through vacuum. Its electric and magnetic field vectors are as follows: E = E, sin (kx...
(wt — 3:) фЛ/m 3. (5 points) In a source-free vacuum region: H COS (a) Express H in phasor form (b) Find the associated E field in the complex time varying form and the phasor form (c) Determine w. (d) Calculate the time averaged Poynting vector. This is a real valued quantity.
(wt — 3:) фЛ/m 3. (5 points) In a source-free vacuum region: H COS (a) Express H in phasor form (b) Find the associated E field in the...
[132 2 2 3 4 17 marks] Question 4 A plane wave is travelling in a vacuum in the +z-direction with wavenumber k and angular frequency . It is linearly polarised in the x-direction, and has electric field given by E(t, z) Eo Cos(kz - wt)f This wave is normally incident on a perfectly electrically conducting, semi-infinite slab in the region z > 0 and the resulting field in vacuum (z < 0) is a superposition of the incident and...
1. An electromagnetic plane wave is propagating through space. Its electric field vector is given by E i Eo cos(kz- ot). Its magnetic field vector is: a) B=jBo cos(kz-t) b) B- kBo cos(ky-at) c) B-iB, cos(ky-) d) B- kBo cos(kz-o) 1 2. The velocity of an electromagnetic plane wave is: a) In the electric field direction b) In the magnetic field direction c) In a direction parallel to the electric and magnetic fields d) In a direction perpendicular to the...
4) A string carries two sinusoidal waves given by fi(z,t) - A1 cos(kz - wt 37T 2(e,t)A2 cos(kz where Al = 1 mm and A2=3 mm. Calculate the amplitude A3 In mm, and the phase ò3 1n radians, of the superposition fi(z, t)+f2(z,t)fs2,t)A cos(kz wt63)
Electromagnetic Waves 2 1 2 3 4 A plane monochromatic electromagnetic wave with wavelength 1 = 2.6 cm, propagates through a vacuum. Its magnetic field is described by B = (B,i+Byj) cos(kx + wt) where B, = 2.7 x 10-6 T, B, - 5.9 X 106T, and i-hat and j-hat are the unit vectors in the +x and +y directions, respectively. 1) What is f, the frequency of this wave? 0 GHz Submit 2) What is I, the intensity of...
1. Suppose two plane waves of light with electric field amplitudes E1 and E2 arrive at a detector at time t having travelled different distances z1 and z2. Assume the field vectors have the same polarization direction p. The fields of the two plane waves at the detector individually are Eipcos(ot - kzi) and E.pcos(at-kz2 ) . Here the wavenumber is k-2πίλ and the angular frequency is ω ck-2πο:/v , where λ is the wavelength, с is the speed, and...
Most questions answered within 3 hours.
-
can the neoclassical and endogenous growth model help us to
explain the lack of growth in...
asked 24 minutes ago -
This section aims to convince the client of the importance and
benefits, and outline some potential...
asked 34 minutes ago -
Match each class operation with its most likely category type.
1. SelectCamera( ); 2. ComputeArea( );...
asked 33 minutes ago -
Show all work and calculations.
Find the ΔH for the target reaction below, given the following...
asked 35 minutes ago -
Assume the user always enters the correct values for a. Next,
your program should compute and...
asked 46 minutes ago -
you created an application named
QuartsToGallonsInteractive that accepts a number of quarts
from a user and...
asked 52 minutes ago -
The Friendly Sausage Factory (FSF) can produce hot dogs at a
rate of 5,000 per day....
asked 53 minutes ago -
What is the component concentration ratio,
[BrO−]/[HBrO], of a buffer that has a pH of 8.02?...
asked 55 minutes ago -
A simple random sample of 49 8th graders at a large suburban
middle school indicated that...
asked 1 hour ago -
1. The following test data apply to a 208-V, 6-pole,
Y-connected, three-phase induction motor:
- No-load...
asked 1 hour ago -
1. If Ksp = 6.4 x 10-9 for magnesium fluoride, what
is the concentration of Mg2+...
asked 1 hour ago -
9. Given the length an athlete throws a hammer is a
normal random variable with mean 60...
asked 1 hour ago