Optics
Plane and spherical mirrors, refraction and total internal reflection, lenses, and interference of light.
Problems
- Height of a Mirror Image
- How Much Bigger?
- Which Statement About Mirrors Is Correct?
- Image in a Flat Mirror
- Object Inside the Focal Point
- Object at the Centre of Curvature
- Walking Toward a Mirror
- A Fixed Mirror
- Inside the Focal Point
- Focal Length of a Convex Mirror
- Velocity of the Image
- The Mirror Moves Instead
- Speed of an Image in a Moving Mirror
- Focal Length from an Image
- Object Beyond F
- Object Beyond C
- Mirror Coming Toward Him
- Position and Size of the Image
- A Convex Mirror Shrinks the Image
- A Taller Image
- Closing Speed with Your Image
- A Mirror for a Wide View
- As Seen by the Boy
- Bending Toward the Normal
- Index from Frequency and Wavelength
- Air into Water
- Light Slows Down in Glass
- Speed in the Liquid
- Into a Dense Liquid
- From Glass into Air
- What Stays the Same?
- Index of a Liquid
- Critical Angle of Water
- Which Bends More?
- Index of Refraction from Two Angles
- Speed in That Material
- Water, Glass and Diamond
- Index and Wavelength
- Comparing Two Media
- Wavelength Under Water
- Ranking the Speeds
- How Much Does the Ray Bend in Water?
- Ranking Three Indices
- A Deeper Fish
- Ranking the Speeds
- Wavelength in Vacuum
- A Fish's Window to the Sky
- Index from Frequency and Wavelength
- Reflected and Refracted Rays at Right Angles
- Wavelength in the √3 Liquid
- Critical Angle
- From Glass into Diamond
- From Glass into Water
- Perpendicular Rays, Unknown Liquid
- Angle Between the Two Rays
- Smallest Critical Angle
- Critical Angle for n = 2
- Area of the Window
- Where Could It Be Trapped?
- Image Distance at a = 15 cm
- Where Is the Candle's Image?
- Where Is the Image?
- The Convex Lens Alone
- A Short-Focus Lens
- How Tall Is the Image?
- How Much Smaller?
- Magnification at a = 15 cm
- A Diverging Lens Makes It Smaller
- The Concave Lens Alone
- Two Lenses in a Row
- A Different Separation
- A Candle Inside the Focal Length
- How Fast Does the Image Move?
- Image Speed When the Object Is Farther
- Height Through a Diverging Lens
- Changing the Laser Colour
- Bringing the Slits Closer
- Moving the Screen Back
- How Far Apart Are the Slits?