Physics (5th Edition)
5th Edition
ISBN: 9780321976444
Author: James S. Walker
Publisher: PEARSON
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Chapter 25.5, Problem 5EYU
In the system shown in Figure 25-36, a vertically polarized incident beam of light encounters two polarizers. If polarizer 1 is removed from the system, does the intensity of the transmitted beam increase, decrease, or stay the same? Explain.
Figure 25-36
Enhance Your Understanding 5.
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Three polarizing plates whose planes are parallel are centered on a common axis. The directions of the transmission axes relative to the common vertical direction are shown in the figure below. A linearly polarized beam of light with plane of polarization parallel to the vertical reference direction is incident from the left onto the first disk with intensity Ii = 15.0 units (arbitrary). Calculate the transmitted intensity If when ?1 = 19.0°, ?2 = 45.0°, and ?3 = 57.0°. Hint: Make repeated use of Malus's law.If = ______ units
Three polarizing plates whose planes are parallel are centered on a common axis. The directions of the transmission axes relative to the common vertical direction are shown in the figure below. A linearly polarized beam of light with plane of polarization parallel to the vertical reference direction is incident from the left onto the first disk with intensity Ii = 15.0 units (arbitrary). Calculate the transmitted intensity If when ?1 = 23.0°, ?2 = 43.0°, and ?3 = 61.0°. Hint: Make repeated use of Malus's law.
Question about polarizing filters...
Why does the intensity or brightness of light change drastically when I rotate a polarizing filter while looking at my computer screen or the table it's on? But it hardly changes at all when I point it at a window or ceiling light?
Thanks in advance!
Chapter 25 Solutions
Physics (5th Edition)
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