Self and mutual inductance, L-R growth
A solenoid with iron or air core: L = μ₀n²Al; current grows as I = (ε/R)(1 − e^(−Rt/L)) and stores energy ½LI²; a second coil shows mutual inductance M and induced emf.
About this experiment
| Subject | Physics |
|---|---|
| Class | 12 |
| Chapter | 6. Electromagnetic Induction |
| NCERT section | 6.8, 6.9 |
| Level | NCERT 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: inductance · self-inductance · mutual inductance · L-R circuit · energy in inductor
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- RC circuit: charging, discharging and time constant
- EMF of a rotating rod and a Faraday disc