We-1 The Doppler Rings
Published: Wednesday 15 March 2006 - Updated: Wednesday 30 March 2011
Aim
To demonstrate the wave basis of the doppler effect.
Apparatus
- Overhead Projector
- Doppler Rings as shown
Diagrams
Click on pictures to enlarge.
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Doppler Rings |
Description
The apparatus consists simply of a series of sheetmetal rings of increasing diameter. They may be placed on the overhead projector and displaced laterally to display the effect of increased wavefronts due to motion between the source and a stationary observer.