Millikan's oil-drop experiment: charge quantisation
Balance charged oil drops between plates, record their charge and see that it always comes in multiples of e.
About this experiment
| Subject | Physics |
|---|---|
| Class | 12 |
| Chapter | 11. Dual Nature of Radiation and Matter |
| NCERT section | 11.2 |
| Level | NEET level |
| 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: Millikan · oil drop · charge quantisation · Stokes
More from this chapter
- Compton scattering: photon-electron collision
- de Broglie waves and Davisson-Germer experiment
- Thermionic, field and photo-emission
- Photoelectric effect: stopping potential and Einstein's equation
- Thomson's experiment: specific charge e/m of the electron
- Heisenberg uncertainty principle with single-slit electron diffraction
- X-rays: continuous spectrum, characteristic lines, Moseley and Bragg