The figure shows four pairs of polarizing sheets, seen face-on. Each pair is mounted in the path of initially unpolarized light. The polarizing direction of each sheet (indicated by the dashed line) is referenced to either a horizontal x axis or a vertical y axis. Rank the pairs according to the fraction of the initial intensity that they pass, greatest first. 60 (a) (6) () (d) (P-T-O)

The figure shows four pairs of polarizing sheets, seen face-on. Each pair is mounted in the path of initially unpolarized light. The polarizing direction of each sheet (indicated by the dashed line) is referenced to either a horizontal x axis or a vertical y axis. Rank the pairs according to the fraction of the initial intensity that they pass, greatest first. 60 (a) (6) () (d) (P-T-O)

University Physics Volume 3

17th Edition

ISBN:9781938168185

Author:William Moebs, Jeff Sanny

Publisher:William Moebs, Jeff Sanny

Chapter1: The Nature Of Light

Section: Chapter Questions

Problem 70P: Three polarizing sheets are placed together such that the transmission axis of the second sheet is...

See similar textbooks

Similar questions

If a polarizing filter reduces the intensity of polarized light to 50.0% of its original value, by how much are the electric and magnetic fields reduced?
An unpolarized beam of light is incident on a stack of ideal polarizing filters. The axis of the first filter is perpendicular to the axis of the last filter in the stack. Find the fraction by which the transmitted beams intensity is reduced in the three following cases. (a) Three filters are in the stack, each with its transmission axis at 45.0 relative to the preceding filter. (b) Four filters are in the stack, each with its transmission axis at 30.0 relative to the preceding filter. (c) Seven filters are in the stack, each with its transmission axis at 15.0 relative to the preceding filter. (d) Comment on comparing the answers to parts (a), (b), and (c).
What is the physical significance of the Poynting vector?
A linearly polarized microwave of wavelength 1.50 cm is directed along the positive x axis. The electric field vector has a maximum value of 175 V/m and vibrates in the xy plane. Assuming the magnetic field component of the wave can be written in the form B = Bmax sin (kx t), give values for (a) Bmax, (b) k, and (c) . (d) Determine in which plane the magnetic field vector vibrates. (e) Calculate the average value of the Poynting vector for this wave. (f) If this wave were directed at normal incidence onto a perfectly reflecting sheet, what radiation pressure would it exert? (g) What acceleration would be imparted to a 500-g sheet (perfectly reflecting and at normal incidence) with dimensions of 1.00 m 0.750 m?
In the figure, initially unpolarized light is sent into a system of three polarizing sheets whose polarizing directions make angles of θ1 = 55°, θ2 = 19°, and θ3 = 47° with the direction of the y axis. What percentage of the light's initial intensity is transmitted by the system?
A beam of unpolarized light shines on a stack of five ideal polarizers, set up so that the angles between the polarization axes of pairs of adjacent polarizers are all equal. The intensity of the transmitted beam is reduced from the intensity of the initial beam by a factor of α=0.239. Find the angle θ between the axes of each pair of adjacent polarizers.
If a light beam of intensity I0 that is linearly polarized along the +z-axis is incident on P1, what is the intensity of the transmitted light after it passes through all the polarizers?
In the figure, a beam of unpolarized light, with intensity 49 W/m2, is sent into a system of two polarizing sheets with polarizing directions at angles θ1 = 78˚ and θ2 = 90˚ to the y axis. What is the intensity of the light transmitted by the system?
Experiments show that the groundspider Drassodes cupreus uses one of its several pairs of eyes as apolarization detector. In fact, the two eyes in this pair have polarization directions that are at right angles to one another. Supposelinearly polarized light with an intensity of 775 W>m2 shines fromthe sky onto the spider, and that the intensity transmitted by oneof the polarizing eyes is 274 W>m2. (a) For this eye, what is theangle between the polarization direction of the eye and the polarization direction of the incident light? (b) What is the intensitytransmitted by the other polarizing eye?
The minimum change in light intensity that is detectable by the human eye is about 1%. Light is sent through a pair of polarizers whose axes are at an angle of 45° to each other. By what angle should the second polarizer be turned so that the change in the intensity of the light that exists is barely perceptible?
Plane - polarized light is incident on a single polarizing disk, with the direction of E 0 parallel to the direction of the transmission axis. Through what angle should the disk be rotated so that the intensity in the transmitted beam is reduced by a factor of (a) 2.00, (b) 4.00, and (c) 6.00?
An unpolarized beam of light with an intensity of 6000 W/m2 is incident on two ideal polarizing sheets. If the emerging light has an intensity 0.400 times the original intensity of the incident beam, what is the angle between the two polarizers? Select answer from the options below 0.464 rad 1.47 rad 0.412 rad 1.37 rad