Chapter-3|Current Electricity| NCERT 12th Physics:
How to Apply Kirchhoff’s Law:
1. Draw current from one or more cells (According to yourself).
2. Choosing a loop-
(I) It should be closed loop.
(II) It can involves any number of cells, registers, capacitance, etc.
3. Direction of loop or Path-
You can take clockwise, anticlockwise or anyone of or both.
4. Potential drop or potential gain:-