Ea-9 Attraction and Repulsion Currents
Published: Thursday 25 November 2010 - Updated: Tuesday 29 March 2011
Aim
To demonstrate that currents will attract or repel depending whether they are parallel or anti-parallel.
Apparatus
- Stand
- Aluminium Foil Strips
- D.C. Lecturn Power Supply or Battery
- Switch
Diagrams
Click on pictures to enlarge.
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Parallel Currents Apparatus |
Videos
Parallel/Anti-parallel Currents |
Description
The apparatus is set-up as above. When the currents are running parallel the aluminium foil strips will be attracted to each other. When they are anti-parallel they will repel.