Radioactive decay law and half-life
2000 radioactive nuclei decay randomly. Compare the stochastic count with N = N₀e^(−λt), find half-life and mean life from the graph, and try real isotopes from Po-214 to U-238.
About this experiment
| Subject | Physics |
|---|---|
| Class | 12 |
| Chapter | 13. Nuclei |
| NCERT section | 13.7 |
| Level | NEET level |
| Time | about 12 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: radioactivity · half-life · decay constant · activity · statistics