Ea-9 Attraction and Repulsion Currents

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

Parallel Currents

Parallel Currents Apparatus

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.