UIUC Physics Lecture Demo: Interference, Moire Patterns for Overhead

UIUC Physics
Lecture Demonstration
Database

Demo # 357

Interference, Moire Patterns for Overhead

ID # 357

Description:

Two transparencies have concentric circular patterns, which represent waves. When the centers are moved closer together and farther apart, we can see different interference patterns.

Picture of Interference, Moire Patterns for Overhead

Physics Concept:

Waves
Interference
Interference Patterns

The demonstration takes about 1 minute to perform.