Fc-4 Funnel & Ball
Aim
To Demonstrate airflow.
Apparatus
- Ping pong ball
- Vacuum cleaner blower
- Variac
- Glass funnel
- Hose adaptor
Funnel and Ball plus Diagram.
Description
This is a variation of the parallel plate paradox. The most satisfactory method is to push the ball into the narrower region of the funnel where it is held in a position of stable equilibrium.