Lecture No. 19: (pdf) Lecture No. 19: (mp4) https://www.kanjouri.com/wp-content/uploads/2025/05/19-ElectricPotential-Part4.mp4 Homework No. 19: (pdf)Answer to Homework No. 19: (pdf) راهبری نوشته برو به: Lec18-ElectricPotential-Part3برو به: Lec20-ElectrostaticEnergy