Biot–Savart law: field of a straight wire, circular loop and solenoid
Numerical Biot–Savart integration builds the magnetic field of a long straight wire, a circular coil and a solenoid. Move a Hall probe, compare with B = μ₀I/2πr, μ₀NI/2R and μ₀nI, and see Ampère's law at work.
About this experiment
| Subject | Physics |
|---|---|
| Class | 12 |
| Chapter | 4. Moving Charges and Magnetism |
| NCERT section | 4.5–4.7 |
| Level | NEET level |
| Time | about 15 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: Biot-Savart · Ampere's law · magnetic field · solenoid · circular loop
More from this chapter
- Force between parallel current-carrying wires
- Charged particle in uniform E and B fields
- 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