Chladni Plates

Chladni plate apparatus connected to a frequency generator and stereo amplifier

Concept Overview:

1. Standing waves are generated on a vibrating surface.

Lecturer Procedure

Step(s) to FollowExpected Result

1. Turn on the frequency generator.

2. Turn up the volume on the stereo amplifier.

3. Adjust frequency until sand starts to vibrate (see below for specific frequencies

Sand will form patterns at resonant frequency and its harmonics.
60 HzPattern produced at 60 Hz.
175 HzPattern produced at 175 Hz
323 HzPattern produced at 323 Hz
479 HzPattern produced at 479 Hz
Transcript

There are no spoken words in this recording.

Identifier
M: WM&S - 009