Charged particle in uniform E and B fields
Shoot an electron, proton or alpha particle into magnetic and electric fields. See circles, helices and E×B drift, and read radius, period and pitch against the formulas.
About this experiment
| Subject | Physics |
|---|---|
| Class | 12 |
| Chapter | 4. Moving Charges and Magnetism |
| NCERT section | 4.3, 4.4 |
| 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: Lorentz force · cyclotron radius · helix · velocity selector
More from this chapter
- Force between parallel current-carrying wires
- Biot–Savart law: field of a straight wire, circular loop and solenoid
- Torque on a current loop and magnetic moment
- Cyclotron
- Galvanometer to ammeter and voltmeter
- Hall effect: carrier sign, density and mobility
- Helmholtz coils: a uniform magnetic field
- Moving coil galvanometer, ammeter and voltmeter conversion