UIUC Physics Lecture Demo: Electromagnetic Cannon Lights a Light Bulb

UIUC Physics
Lecture Demonstration
Database

Demo # 542

Electromagnetic Cannon Lights a Light Bulb

ID # 542

Description:

The light bulb is situated in a waxed ring. The bulb and ring are immersed in a bowl full of water. This demo shows that induction can be done through water and not just air.

Picture of Electromagnetic Cannon Lights a Light Bulb

Physics Concept:

Electricity and Magnetism
Electromagnetic Induction
Induced Currents and Forces

The demonstration takes about 1 minute to perform.