8.03SC | Fall 2016 | Undergraduate
Physics III: Vibrations and Waves
Part III: Optics

Lecture 20: Interference, Soap Bubble

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Lecture Topics

  • Soap bubble
  • Interference

Lecture Video: Interference, Soap Bubble

The phenomena related to interference are discussed in this lecture. Prof. Lee explains the origin of the color on soap bubbles and performs an estimation on the thickness of a soap bubble.

Lecture Notes

Typed Notes for Lecture 20 (PDF)

Handwritten Notes for Lecture 20 (PDF - 1.6MB)

Textbook Reading

Chapter 13: Interference and Diffraction (PDF - 1.6MB)

Notes:

  • Section 13.4.1 The Single Slit is important for this course
  • Section 13.4.2 Near-field Diffraction is not covered, but interesting
  • Section 13.4.4. δ “Functions” is not covered in this course

Problem Set

Problem Set 10 (PDF)

Problem Solving Help Video*

Accelerated Charges Radiating Electromagnetic Waves

Interference of Electromagnetic Waves

In-class Demonstrations

SEE IT IN THE LECTURE
Reflection off Soap Bubbles
Reflection off a Soap Film and Reflection off a Soap Film

Video: A Soap Film by Kevin Osborn on YouTube

Video: Double Slit Experiment by Veritasium on YouTube

Webpage: Double-slit Experiment from Hitachi Group

* Note: These Problem Solving Help video was originally produced as part of a physics course that is no longer available on OCW.

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Course Info
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Fall 2016
Learning Resource Types
theaters Lecture Videos
notes Lecture Notes
assignment Problem Sets
grading Exams with Solutions
co_present Instructor Insights