Tube and Chalis Adjustable Sound Resonance Tube

This experiment contains a large chalis (cup) that rings when struck witha mallet and a tube where the size of the tube can be adjusted. When the chalis is ringing the tube can be adjusted until the resonance point for a closed end pipe is reached and suddenly the volume gets louder.

Pira DCS #

Tube and Chalis   Rubber Mallet