В At one instant, the component of the electric field of an electromagnetic wave is directed to the right, while the component of the magnetic field is coming towards you out of the page, as shown above. In which direction is the electromagnetic wave traveling? Up O Down O Into the page O Out of the page O None of the answer choices is correct.
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A: Faraday's law:-
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- The owl has good night vision because its eye can detect an average light intensity as small as 3.0 10-13 W/m2for light with wavelength of 550 nm. (a) What is the rms value of the electric field of light with this intensity? (b) What is the peak value of the magnetic field of light with this intensity?We are keeping track of the electric field of an electromagnetic wave, and we note when the electric field is at half of its peak magnitude. What can we say about the magnitude of the magnetic field of the wave?At some instant and location, the electric field associated with an electromagnetic wave in vacuum has the strength 97.9 V/m. Find the magnetic field strength ?, the total energy density ?, and the power flow per unit area, all at the same instant and location. ?= T ?= J/m3 power flow per unit area: W/m2
- Use phasor-form Maxwell’s equations to solve the following problems:The electric field in a region of space increases from 0 to 4050 N/C in 2.00 s. What is the magnitude of the induced magnetic field B around a circular area with a diameter of 0.720 m oriented perpendicularly to the electric field? B = THow does the intensity of an electromagnetic wave depend on its electric field? O It is proportional to the time average of the electric field strength squared O It is proportional to the time average of the electric field strength O It does not depend on the electric field It is proportional to the instantaneous electric field strength
- I can describe and analyze the properties of an electromagnetic wave. You have two polarizers. Unpolarized light strikes polarizer A, then any transmittedlight continues to polarizer B, and any transmitted light then hits a detector. Sketch thepolarizer orientations for A and B such that the light hitting the detector is 30% of theintensity of the original light, clearly identifying polarizer angles.Resources At some instant and location, the electric field associated with an electromagnetic wave in vacuum has the strength 85.1 V/m. Find the magnetic field strength B, the total energy density u, and the power flow per unit area, all at the same instant and location. B: S/m³ power flow per unit area: W/m? %3DA plane electromagnetic wave is traveling in a vacuum. The magnetic field is directed along the z-axis and given by: B, = 3.0µT sin ((1.0 × 107 )x - (3.0 × 1015 )t ) a) Determine the wavelength , of the wave. b) What is the frequency, f, of the wave in Hertz? c) Determine the maximum strength of the B-field. d) Determine the maximum strength of the E-field and it direction. e) Can you find a time and place when the B-field is zero? f) What is the strength of the E-field when the B-filed is zero?