Kirchhoff's laws on circuits
A two-loop circuit with two cells and three resistors: vary emfs and resistances, see current directions and values from the junction rule ΣI = 0 and loop rule ΣV = 0, with live checks.
About this experiment
| Subject | Physics |
|---|---|
| Class | 12 |
| Chapter | 3. Current Electricity |
| NCERT section | 3.11 |
| 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: Kirchhoff's laws · junction rule · loop rule · circuit analysis
More from this chapter
- Internal resistance of a cell, combination of cells
- Drift velocity of electrons in a conductor
- Galvanometer: resistance and figure of merit (half-deflection)
- Metre bridge and Wheatstone bridge
- Ohm's law: V–I characteristics
- Potentiometer: emf comparison, internal resistance
- Resistivity and temperature dependence of a wire
- Resistor colour code and series/parallel combinations