5B30.10 - Surface Charge Density - Balls

Surface charge density balls

Click here to see movie

PIRA Classification: 5B30.10

Description: The pairs of spheres, each pair larger than the next, are connected to a Wimshurst machine. A spacer is used to ensure that the spheres have the same separation. The Wimshurst is cranked and the spheres are observed to see which pair sparks first.

Special Instructions: None

Condition: Good

Setup time: 2 minutes

Safety Issues: Make sure to discharge the Wimshurst machine to avoid shocking yourself.