9. Answer the following. a. A laser produces a beam of unpolarized light that passes through three polarizers, as shown. The initial intensity is Io = 300 W/m2, and initially 02= 25°. 8 = 90° B C i. Calculate the intensity of the beam at point C? ii. If 02 can be rotated, what should it be to have an intensity of 40 W/m2 at point B? iii. If polarizer 2 is removed, what is the intensity at point C?
9. Answer the following. a. A laser produces a beam of unpolarized light that passes through three polarizers, as shown. The initial intensity is Io = 300 W/m2, and initially 02= 25°. 8 = 90° B C i. Calculate the intensity of the beam at point C? ii. If 02 can be rotated, what should it be to have an intensity of 40 W/m2 at point B? iii. If polarizer 2 is removed, what is the intensity at point C?
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
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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)...
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![9. Answer the following.
a. A laser produces a beam of unpolarized light that passes through three polarizers, as
shown. The initial intensity is Io= 300 W/m2, and initially 02 = 25°.
0 = 90°
3
i. Calculate the intensity of the beam at point C?
ii. If 02 can be rotated, what should it be to have an intensity of 40 W/m2 at point B?
iii. If polarizer 2 is removed, what is the intensity at point C?
b. A certain device has a circular aperture of diameter 3.5 mm. Light of wavelength 500 nm is
used to view two point sources that are 894 m away from the device. How far apart must these
two point sources be if they are to be just resolved by the device?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F155fe546-313f-426b-9b1a-a58fca19289f%2F772c94fb-ce25-4b54-8f99-af88f7253032%2Ff2k6hgo_processed.png&w=3840&q=75)
Transcribed Image Text:9. Answer the following.
a. A laser produces a beam of unpolarized light that passes through three polarizers, as
shown. The initial intensity is Io= 300 W/m2, and initially 02 = 25°.
0 = 90°
3
i. Calculate the intensity of the beam at point C?
ii. If 02 can be rotated, what should it be to have an intensity of 40 W/m2 at point B?
iii. If polarizer 2 is removed, what is the intensity at point C?
b. A certain device has a circular aperture of diameter 3.5 mm. Light of wavelength 500 nm is
used to view two point sources that are 894 m away from the device. How far apart must these
two point sources be if they are to be just resolved by the device?
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