Black-body radiation: Wien and Stefan laws
Heat a black body from 300 to 10000 K and watch the Planck curve, the Wien peak and the T^4 power law.
About this experiment
| Subject | Physics |
|---|---|
| Class | 11 |
| Chapter | 10. Thermal Properties of Matter |
| NCERT section | 10.9 |
| Level | Advanced (JEE / Olympiad) |
| Time | about 14 minutes |
| Access | Included in a PractiSci plan |
What you do in the lab
Change the controls and watch the physics behave in real time in 3D. Live readouts and graphs show the numbers behind it, and the Learn tab has the theory, procedure, observations and viva questions. Works on a phone or a laptop, in English and Hindi.
Topics: black body · Wien · Stefan Boltzmann · Planck · thermal radiation