# Ch 15: Wave Optics

### About This Chapter

## Wave Optics - Chapter Summary and Learning Objectives

A solid understanding of wave optics is essential to basic physics. The video lessons in this chapter will lead you through the processes of how mirrors work, ray tracing, polarization and diffraction. You'll learn key laws and principles related to wave optics and how to resolve equations. In these lessons, you'll learn things like:

- How different kinds of mirrors reflect light
- How polarization works
- What diffraction is
- Types of diffraction
- How a Michelson interferometer works

Video | Objective |
---|---|

Mirrors: Difference Between Plane and Spherical | Describe plane and spherical mirrors, and state the differences between them. |

Ray Tracing with Mirrors: Reflected Images | Explain the process of ray tracing with mirrors. |

Using Equations to Answer Mirror Questions | Demonstrate how to use equations to solve mirror questions. |

Thin Lens Equation: Examples and Questions | List examples of thin lens equations and questions. |

Using Equations to Answer Images Questions | Explain how to use equations to solve images questions. |

Polarization of Light and Malus's Law | Explain the concept of polarizing light; define Malus's Law. |

Polarization by Reflection and Brewster's Law | Explain the concept of polarizing by reflection; define Brewster's Law. |

Diffraction and Huygen's Principle | Describe Huygen's Principle and how it applies to diffraction. |

Single-slit Diffraction: Interference Pattern and Equations | Explain single-slit diffraction, its interference pattern and related equations. |

Double-slit Diffraction: Interference Pattern and Equations | Explain double-slit diffraction, its interference pattern and related equations. |

Multiple-slit Diffraction: Interference Pattern and Equations | Explain multiple-slit diffraction, its interference pattern and related equations; define diffraction gratings. |

How Thin Film Interference Works | Describe what thin film interference is and how it works. |

Michelson Interferometer: Applications | Describe the Michelson interferometer and how it's used. |

### 1. Mirrors: Difference Between Plane & Spherical

After watching this lesson, you will be able to explain what a mirror is and how plane mirrors and spherical mirrors are different, including the images they produce. A short quiz will follow.

### 2. Ray Tracing with Mirrors: Reflected Images

After watching this lesson, you will be able to explain what a mirror is and use ray tracing diagrams, along with the law of reflection, to explain what you see when you look in a mirror. A short quiz will follow.

### 3. Using Equations to Answer Mirror Questions

After watching this lesson, you will be able to answer questions on mirrors, stating whether an image is real or virtual, upright or inverted, and larger or smaller. A short quiz will follow.

### 4. Thin Lens Equation: Examples & Questions

After watching this lesson, you will be able to explain what a lens is (both concave and convex), list uses of lenses in everyday life, and use the thin lens equation to solve problems. A short quiz will follow.

### 5. Using Equations to Answer Lens Questions

After watching this video, you should be able to use equations to answer lens questions, including figuring out whether the image produced by a lens is real or virtual, bigger or smaller, and upright or inverted. A short quiz will follow.

### 6. Polarization of Light & Malus's Law

After watching this video, you will be able to explain what polarization of light is, list a number of examples of how polarization of light is used, state Malus's Law, and use it to solve problems involving the intensity of light through a polarizer.

### 7. Polarization by Reflection & Brewster's Law

After watching this lesson, you will be able to explain what polarization by reflection is, give a few examples of polarization in everyday life, explain Brewster's Law descriptively and use the equation to solve problems. A short quiz will follow.

### 8. Diffraction & Huygen's Principle

After watching this video, you will be able to explain what diffraction is, provide some real-life examples of diffraction, state Huygen's Principle, and explain how Huygen's Principle applies to those real-life examples. A short quiz will follow.

### 9. Single-slit Diffraction: Interference Pattern & Equations

After watching this lesson, you will be able to explain what single-slit diffraction is, describe and picture the pattern that it creates on a distant screen and use the equation of single-slit diffraction to solve problems. A short quiz will follow.

### 10. Double-slit Diffraction: Interference Pattern & Equations

This lesson explores double-slit diffraction, including the significance of Young's double slit experiment and how the diffraction pattern forms. You will also learn to use equations to calculate the positions of minima and maxima in the pattern.

### 11. Multiple-slit Diffraction: Interference Pattern & Equations

After watching this lesson, you will be able to describe the diffraction pattern produced by multiple slits, as well as how it differs from single-slits and double-slits. You will also be able to list examples of diffraction gratings in real life and solve problems to figure out the position of the maxima and minima produced when light in shined through a diffraction grating. A short quiz will follow.

### 12. How Thin Film Interference Works

After watching this video, you will be able to explain how thin film interference works, give examples of thin film interference in everyday life and solve simple problems. A short quiz will follow.

### 13. Michelson Interferometer: Applications

After watching this lesson, you will be able to explain what a Michelson interferometer is, give some examples of its applications, and discuss the details of the first and most famous historical use of the Michelson interferometer. A short quiz will follow.

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### Other Chapters

Other chapters within the UExcel Physics: Study Guide & Test Prep course

- Introduction to Physics
- Vectors
- Kinematics
- Force and the Laws of Motion
- Work and Energy in Physics
- Linear Momentum in Physics
- Rotational Motion
- Equilibrium and Elasticity
- Waves, Sound, and Light
- Fluids in Physics
- Thermodynamics in Physics
- Electrostatics
- Circuits in Physics
- The Physics of Magnetism
- Relativity
- Modern Physics & Nuclear Physics
- UExcel Physics Flashcards