Unpolarized light passes through three polarizers. The second makes an angle of 25° relative to the first, and the third makes an angle of 45° relative to the first. The intensity of light measured after the third polarizer is 50 W/m2. Part A Determine the intensity of the unpolarized light incident on the first polarizer. Express your answer with the appropriate units.

Unpolarized light passes through three polarizers. The second makes an angle of 25° relative to the first, and the third makes an angle of 45° relative to the first. The intensity of light measured after the third polarizer is 50 W/m2. Part A Determine the intensity of the unpolarized light incident on the first polarizer. Express your answer with the appropriate units.

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Similar questions

A linearly polarized electromagnetic wave with an electric field amplitude of 355N/C passes through a linear polarizer that is at an angle of 72.5 degrees with the initial polarization of the wave. What is the intensity of the wave that emerges from the polarizer? Show the algebraic form of the equation(s) that you apply. Report your answer with the correct number of significant figures and units.
A perfectly reflecting surface of area 44.0 cm2 experiences a momentum transfer per second of magnitude 1.60 x 10-10 N when a plane electromagnetic wave strikes it. Determine the intensity of the wave. W/m2
At one instant, the electric and magnetic fields at one point of an electromagnetic wave are E = (230i +350 - 60k) V/m and B = (7.11 7.5j + ak)Bo. Sy = 190 Submit Part E m² Previous Answers Correct Find the z-component of the Poynting vector. Express your answer to two significant figures and include the appropriate units. ► View Available Hint(s) Submit μA S₂ = -230 W m² Previous Answers Request Answer ? X Incorrect; Try Again; 4 attempts remaining
A sinusoidal electromagnetic wave is propagating in a vacuum in the +z-direction. Part A If at a particular instant and at a certain point in space the electric field is in the +x-direction and has a magnitude of 4.70 V/m, what is the magnitude of the magnetic field of the wave at this same point in space and instant in time? Express your answer in teslas. B = Π| ΑΣΦ ? T
Chapter 35, Problem 033 Your answer is partially correct. Try again. Three electromagnetic waves travel through a certain point P along an x axis. They are polarized parallel to a y axis, with the following variations in their amplitudes. Find their resultant at P. E1 = (3.0 x 10-5 v/m) sin[(2.0 × 1014 rad/s)t] E2 = (6.0 x 10-6 V/m) sin[(2.0 x 1014 rad/s)t + 45°] Ez = (6.0 x 10-6 V/m) sin[(2.0 × 1014 rad/s)t - 45°] E = µV/m ) sin[(l 2.00 x 1014 | rad/s )t + ° (degrees)
The magnetic field of an electromagnetic wave in a vacuum is B₂ = (2.6μT) sin((1.15 x 107) - wt), where x is in m and t is in S. You may want to review (Pages 889 -892). For help with math skills, you may want to review: Rearrangement of Equations Involving Multiplication and Division ▼ Part A What is the wave's wavelength? Express your answer to three significant figures and include the appropriate units. λ = Submit Part B f = Submit Part C MÅ Eo = Value What is the wave's frequency? Express your answer to three significant figures and include the appropriate units. Submit Request Answer μÀ Value Request Answer Units PHμÅ Value Request Answer Units ASSO What is the wave's electric field amplitude? Express your answer to two significant figures and include the appropriate units. 49999 Units ? AWYV ?
Part C You are waiting for a pot of water to boil onthe stove. Your thermometer states that the temperature is 329.15 K (56 ° C). What is the frequency with the most intense radiation from the pot? O 3.41x1012 Hz O 1.55x10-5 Hz O 5.88x1010 O 1.94x1013 Hz O 5.17x10-14 Hz Submit Request Answer Part D In order to decrease the energy of a photon, you would need to O decrease its wavelength. O increase its wavelength. O decrease its speed. O increase its speed. Submit Request Answer
Malus's Law Below is an image of light with initial intensity lo = 750.0 W/m² going through 2 polarizing filters. The first polarizing filter is oriented with vertical polarization. The angle between the two polarizing filters is 0 = 35.0 degrees. The light is initially polarized horizontal before entering the first polarizing filter. What is the intensity of the light at l, (after passing through both filters)? Make sure to give your answer in units of W/m² and with an appropriate number of significant figures. Polarizing Filter, Polarizing Filter, Io 12 Your Answer: Answer
A Moving to the next question prevents changes to this answer. Question 5 In time varying fields, if E is polarized along y and H along z. The direction of the wave propagation is in: X direction 22 direction 3. No propagation takes place Y direction 4. A Moving to the next question prevents changes to this ariswer.
He-Ne (Helium-Neon) lasers are often used in physics demonstrations. Mine is labelled as about 5 mW and 650 nm. Let's approximate that the light is spread over a cylindrical beam about 1 mm in diameter. a. What's the intensity of the beam (approximately)? b. What are the maximum electric and magnetic field values? What are the average values? Explain briefly why those are different. c. What's the average energy density of the beam? d. What's the frequency of the EM wave?
The intensity of electromagnetic radiation from the sun reaching the earth's upper atmosphere is 1.37 kW/m². Part A Assuming an average wavelength of 680 nm for this radiation, find the number of photons per second that strike a 1.90 m² solar panel directly facing the sun on an orbiting satellite. E
IP A beam of light is a mixture of unpolarized light with intensity I and linearly polarized light with intensity Ip. The polarization direction for the polarized light is vertical. When this mixed beam of light is passed through a polarizer that is vertical, the transmitted intensity is 19.8 W/m², when the polarizer is at an angle of 53.0 ° with the vertical, the transmitted intensity is 9.81 W/m². Part A Is I greater than, less than, or equal to Ip? greater than less than equal to Submit Completed Part B Explain. Essay answers are limited to about 500 words (3800 characters maximum, including spaces). 3800 Character(s) remaining Submit Request Answer Part C Previous Answers Calculate I and Ip. Enter your answers numerically separated by a comma. Iu, Ip = Submit ΕΠΙ ΑΣΦ Request Answer W/m²