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Major Concepts of Physics PHY102

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Title: Major Concepts of Physics PHY102


1
  • Major Concepts of Physics PHY102

Lecture 11 Refraction, Dispersion, Total
Internal Reflection February 23rd Spring
2009 Prof. Liviu Movileanu http//physics.syr.edu/
courses/PHY102.07Spring/index.html
lmovilea_at_physics.syr.edu Room 211, Physics
Bldg., 443-8078
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Major Concepts of Physics PHY 102 Lecture 11
2009?Syracuse University
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Lecture objectives
  • The refraction of light Snells law
  • 2. Conceptual examples
  • 3. Dispersion/Rainbows
  • 4. Total internal reflection/Demos/Applications
  • 5. Announcements/Reading assignments

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Major Concepts of Physics PHY 102 Lecture 11
2009?Syracuse University
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Wavefronts and rays at a glass-air boundary
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Major Concepts of Physics PHY 102 Lecture 11
2009?Syracuse University
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Laws of refraction
                       
1.
 2. The incident ray, the transmitted ray, and
the normal all lie in the same plane the plane
of incidence.3. The incident and transmitted
rays are on opposite sides of the normal.
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Major Concepts of Physics PHY 102 Lecture 11
2009?Syracuse University
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All rays lie in the same plane
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Major Concepts of Physics PHY 102 Lecture 11
2009?Syracuse University
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Indices of refraction of various materials

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Major Concepts of Physics PHY 102 Lecture 11
2009?Syracuse University
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Conceptual example 23.2
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Major Concepts of Physics PHY102 Lecture 11
2009?Syracuse University
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Conceptual example 23.2
                       
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Major Concepts of Physics PHY 102 Lecture 11
2009?Syracuse University
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Major Concepts of Physics PHY 102 Lecture 11
2009?Syracuse University
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Physics at home
                       
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Major Concepts of Physics PHY 102 Lecture 11
2009?Syracuse University
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Mirage seen in the desert in Namibia
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Major Concepts of Physics PHY 102 Lecture 11
2009?Syracuse University
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Superior mirage seen in Finland
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Major Concepts of Physics PHY 102 Lecture 11
2009?Syracuse University
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Dispersion of white light by a prism
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Major Concepts of Physics PHY 102 Lecture 11
2009?Syracuse University
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How does a rainbow work?

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Major Concepts of Physics PHY 102 Lecture 11
2009?Syracuse University
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Major Concepts of Physics PHY 102 Lecture 11
2009?Syracuse University
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Total Internal Reflection (TIR)
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Major Concepts of Physics PHY102 Lecture 11
2009?Syracuse University
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Total Internal Reflection in Prisms
1
2
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Major Concepts of Physics PHY 102 Lecture 11
2009?Syracuse University
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TIR applications Fiber Optics
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Major Concepts of Physics PHY 102 Lecture 11
2009?Syracuse University
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Conceptual example 23.3
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Major Concepts of Physics PHY102 Lecture 11
2009?Syracuse University
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Major Concepts of Physics PHY 102 Lecture 11
2009?Syracuse University
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Conceptual example 23.3
                       
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Major Concepts of Physics PHY 102 Lecture 11
2009?Syracuse University
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Major Concepts of Physics PHY 102 Lecture 11
2009?Syracuse University
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TIR Applications Endoscope Arthroscope
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Major Concepts of Physics PHY 102 Lecture 11
2009?Syracuse University
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Announcements
  • Reading Assignment Chapter 23rd
  • Section 23.3 The refraction of light
  • Section 23.4 Total internal reflection
  • Conceptual examples 23.2 The refraction of
    light
  • Conceptual example 23.3 Total internal
    reflection
  • 2. Homework. HW 4 assignment is due on this
    weeks lab (Please come to see me, if you have
    questions).
  • 3. This weeks workshop Reflection, Image
    Formation on Plane and Concave Mirrors

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Major Concepts of Physics PHY 102 Lecture 11
2009?Syracuse University
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