Vertically polarized light with an intensity of 0.55 W/m² passes through a polarizer whose transmission axis is at an angle of 85.0° with the vertical. What is the intensity of the transmitted light?
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- A linearly polarized electromagnetic wave has an average intensity of 291 W/m2. This wave is directed towards two ideal polarizers (in real polarizers, transmission is also effected by reflection and absorption). Polarizer A is oriented with its transmission axis at an angle of 0₁ = 29.9° with the incident electric field. Polarizer B has its axis at an angle of 0₂ = 74.6° with the incident electric field, as shown in the figure. .0₂ View Along Axis Sideview What is the average intensity of the wave after it passes through polarizer A? What is the average intensity of the wave after it passes through polarizer B? Suppose that the two polarizers A and B are interchanged. What would the average intensity be after passing through both polarizers?The magnetic field for an EM wave is given by the following equation: Bz= (−8μT) cos((9.67×107m−1)z−(ω rad/s)t) Find: (a) The frequency and wavelength of the wave b) The direction of travel (c) The direction of the E field (d) The amplitude of the E field (e) Write an equation for the E filed for this waveLight is prepared so that it is polarized at 15.4 degrees with an intensity of 0.553 W/m2. The light passes through a polarizer oriented to pass polarization at an angle of 65.2 degrees and then through a second polarizer oriented to pass polarization at 90.0 degrees. What is the intensity in W/m2 of the light after passing through the second polarizer? (Enter answer with 3 digits right of the decimal.
- Suppose the magnetic field of an electromagnetic wave is given by B = : (1.3 × 10−¹0) sin(kx – wt) T. (a) What is the average energy density of the magnetic field of this wave? J/m³ (b) What is the average energy density of the electric field? J/m³Electromagnetic radiation with wavelength 2 = 21.2 μm is classified as infrared radiation. Use c = 2.998 x 108 m/s. (a) What is the frequency of the radiation? x Hz 1.4141e3 (b) If the electric field has a maximum magnitude of 39.5 kV/m, what is the maximum strength of the corresponding magnetic field? 0.13175 mT (c) What are the rms values of the electric and magnetic fields? Erms: kv/m Brms: mT (d) Determine the maximum energy density stored in the: mJ/m³ xmJ/m³ Electric Field: 6.9072 Magnetic Field: 13.813 Electromagnetic Wave: 20.720 x_mJ/m³ (e) Determine the peak and average intensity of the electromagnetic wave. max: 12423.8319 x kW/m² avg: 6211.9159 xkW/m²A wave is passing through two polarizers. It is an unpolarized electromagnetic wave, and it initially has a max electric field magnitude of 20000N/C. The 1st polarizer, polarizes at an angle of 20 degrees vertical. The 2nd polarizer, polarizes at an angle of 30 degrees horizontal. What would be the intensity of a light wave that passes through the two polarizers?
- An electromagnetic wave in vacuum has an electric field amplitude of 510 V/m. Calculate the amplitude of the corresponding magnetic field. nTVertically polarized light of intensity lo is incident on a polarizer whose transmission axis is at an angle of 70° with the vertical. If the intensity of the transmitted light is measured to be 0.34W/m², the intensity lo of the incident light is O 1.71 W/m2 O 0.99 W/m² O 0.43 W/m2 O 2.91 W/m²An industrial laser is used to burn a hole through a piece of metal. The average intensity of the light is S= 2.17 × 109 W/m2. What is the rms value of (a) the electric field and (b) the magnetic field in the electromagnetic wave emitted by the laser?