| 6B40.10 Variac and Light Bulb | |||
|---|---|---|---|
| Use: | Demonstrate how brightness and color of light varies with temperature |
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| Setup: | minimal | ||
| Equations: | Brightness proportional to 4th power of temperature. Wavelength of peak color proportional to 1/T | ||
| Safety Issues: | 120V AC present | ||
Copyright ©1996, James Clark
