Overview
Watch
Read
Next Steps
Watch
Finding the refractive index of plastic using Snell's law
📝 My Notes
Auto-saves the current timestamp
Finding the refractive index of plastic using Snell's law
14:32
About this lesson
Refractive index and Snell's law
A light ray travels from air (n = 1.00) into a sheet of transparent plastic at an angle of incidence of 40.0°. The light ray refracts at an angle of refraction of 22.9°.
A light ray travels from air (n = 1.00) into a sheet of transparent plastic at an angle of incidence of 40.0°. The light ray refracts at an angle of refraction of 22.9°.
What is the index of refraction of the plastic?
Key Moments
No key moments available.
Video 1 of 3
Finding the refractive index of plastic using Snell's law
15 min
• Selected
Finding the speed of light in plastic using refractive index
5 min
Applying Snell's law to light passing through multiple parallel layers
19 min