University Physics with Modern Physics (14th Edition)
14th Edition
ISBN: 9780321973610
Author: Hugh D. Young, Roger A. Freedman
Publisher: PEARSON
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Textbook Question
Chapter 33.3, Problem 33.3TYU
In which of the following situations is there total internal reflection? (i) Light propagating in water (n = 1.33) strikes a water–air interface at an incident angle of 70°; (ii) light propagating in glass (n = 1.52) strikes a glass–water interface at an incident angle of 70°; (iii) light propagating in water strikes a water–glass interface at an incident angle of 70°.
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Using filters, a technician has created a beam of light consisting of three wavelengths: 400 nm (violet), 500 nm (green), and 650 nm (red). She aims the beam so that it passes through air and then enters a block of crown glass. The beam enters the glass at an incidence angle of
?1 = 45.8°.
The glass block has the following indices of refraction for the respective wavelengths in the light beam.
wavelength (nm)
400
500
650
index of refraction
n400 nm = 1.53
n500 nm = 1.52
n650 nm = 1.51
(a)
Upon entering the glass, are all three wavelengths refracted equally, or is one bent more than the others?
(b)
What are the respective angles of refraction (in degrees) for the three wavelengths? (Enter each value to at least two decimal places.)
(i)
?400 nm
°
(ii)
?500 nm
°
(iii)
?650 nm
°
Using filters, a technician has created a beam of light consisting of three wavelengths: 400 nm (violet), 500 nm (green), and 650 nm (red). She aims the beam so that it passes through air and then enters a block of crown glass. The beam enters the glass at an incidence angle of
?1 = 23.4°.
The glass block has the following indices of refraction for the respective wavelengths in the light beam.
wavelength (nm)
400
500
650
index of refraction
n400 nm = 1.53
n500 nm = 1.52
n650 nm = 1.51
(a)
Upon entering the glass, are all three wavelengths refracted equally, or is one bent more than the others?
400 nm light is bent the most500 nm light is bent the most 650 nm light is bent the mostall colors are refracted alike
(b)
What are the respective angles of refraction (in degrees) for the three wavelengths? (Enter each value to at least two decimal places.)
(i)
?400 nm
°
(ii)
?500 nm
°
(iii)
?650 nm
Using filters, a physicist has created a beam of light consisting of three wavelengths: 400 nm (violet), 500 nm (green), and 650 nm (red). She aims the beam so that it passes through air and then enters a block of crown glass. The beam enters the glass at an incidence angle of
θ1 = 31.6°.
The glass block has the following indices of refraction for the respective wavelengths in the light beam.
wavelength (nm)
400
500
650
index of refraction
n400 nm = 1.53
n500 nm = 1.52
n650 nm = 1.51
(a)
Upon entering the glass, are all three wavelengths refracted equally, or is one bent more than the others?
400 nm light is bent the most500 nm light is bent the most 650 nm light is bent the mostall colors are refracted alike
(b)
What are the respective angles of refraction (in degrees) for the three wavelengths? (Enter each value to at least two decimal places.)
(i)
θ400 nm
°
(ii)
θ500 nm
°
(iii)
θ650 nm
°
Chapter 33 Solutions
University Physics with Modern Physics (14th Edition)
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