PIRA 5L10.10 - Impedence: Inductive Choke.

• Set large knife switch to AC.
  

• Make sure capacitor is shorted out, hence not functioning.
  

• Turn on the power switch.
  

• Move the core in and out of the coil.

• The light bulb will dim and brighten.

Photos Shows the Demonstration Used at U.T. Austin.

Last Updated 3/98 - University of Texas at Austin Physics Dept. - All Rights Reserved.