In first question the EM wave is in vacuum.So we find the frequency as below.In second question there is no angle of refraction and reflection.So we can draw the image given by you and thus find the angle as form of Sine.
The components of the electric field in an electromagnetic wave traveling in vacuum are described by...
Two different glasses - glass A and glass B - are separated by a planar boundary as shown in the figure. 9 glass A glags B 8 7 6 y (cm) 5 4 3 2 2 3 4 5 6 7 8 9 x (cm) A light ray - shown in the lower left part of the figure - approaches and then hits the boundary. Part of the ray reflects back to glass A, part of the ray enters glass...
Ter Two different glasses - glass A and glass B - are separated by a planar boundary as shown in the figure. Evalu Feedback 9 A assa 7 y com 3 2 1 1 2 5 6 A light ray - shown in the lower left part of the figure - approaches and then hits the boundary. Part of the ray reflects back to glass A part of the ray enters glass B. The index of refraction of glass Als...
Timer Evalt The components of the electric field in an electromagnetic wave traveling in vacuum are described by Ex = 0, y = 0, and Ez = 4.69 sin(3.81x - wt) V/m, where x is measured in meters and t in seconds. Calculate the frequency of the wave. E Tries 0/12 Calculate the wavelength of the wave. ** Tries 0/12 Calculate the amplitude of the magnetic field of the wave. SK Tries 0/12 Calculate the intensity of the wave. Tries...
A plane electromagnetic wave traveling in the positive direction of an x axis in vacuum has components Ex = Ey = 0 and Ez = (4.2 V/m) cos[(? × 1015 s-1)(t - x/c)].(a) What is the amplitude of the magnetic field component? (b) Parallel to which axis does the magnetic field oscillate? (c) When the electric field component is in the positive direction of the z axis at a certain point P, what is the direction of the magnetic field...
A plane electromagnetic wave traveling in the positive direction of an x axis in vacuum has components Ex = Ey = 0 and Ez = (4.8 V/m) cos[(?
The electric field of an electromagnetic wave traveling in the vacuum of space is described by E = (4.60 ✕ 10−3) sin(kx − ωt) V/m. (a) What is the maximum value of the associated magnetic field for this electromagnetic wave? ____T (b) What is the average energy density of the wave? ___J/m3
The refractive index of a transparent material can be determined by measuring the critical angle when the solid is in air. If Oc= 40.4º what is the index of refraction of the material? 1.54 You are correct. Previous Tries A light ray strikes this material (from air) at an angle of 37.2° with respect to the normal of the surface. Calculate the angle of the reflected ray (in degrees). 23.07 Submit Answer Incorrect. Tries 3/20 Previous Tries Calculate the angle...
Part A A sinusoidal electromagnetic plane wave is traveling in the +y direction under water, with an index of refraction n = 1.33. The wave is polarized along the z-axis and has a vacuum wavelength of 20 = 800 nmn. What is the phase velocity of the wavefront in water? 10 AXP + Ole ? m/s Submit Request Answer Part B What is the wavenumber of the electromagnetic wave in water? IVALO OB ? radim Submit Request Answer Part C...
Sunlight strikes a piece of crown glass at an angle of incidence of 30.2degree. Calculate the difference in the angle of refraction between a red (660 nm) and a blue (470 nm) ray within the glass. The index of refraction is n=1.520 for red and n = 1.531 for blue light. Submit Answer Tries 0/15 The ray now travels inside the glass. What is the minimum angle of incidence at which the red ray can hit the surface of the...
1. The electric field of an electromagnetic wave traveling through vacuum is the following: 5.90x1 : + a. Draw a qualitative sketch of this E function for t = 0. Add the B field as well to complete the EM wave. Be sure to label the axes. Don't worry about your drawing ability. b. What is the magnitude of the magnetic field B.? C. What is the wavelength of the EM wave? d. What is the frequency of the EM...