demonstrations_3a5_electricity_and_magnetism_3a5a_electrostatics_3aelectrostatic_windmill_3astart
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File
- Date:
- 2009/09/05 11:43
- Filename:
- decibel_meter.jpg
- Format:
- JPEG
- Size:
- 53KB
- Width:
- 640
- Height:
- 480
- Camera:
- Canon Canon PowerShot S50
- References for:
- Decibel Meter