Intro to potential difference (& voltage)
14:30
Cells, EMF, terminal voltage & internal resistance | Electric current | Physics | Khan Academy
8:35
What is an Electric Potential ?
12:12
How Electricity Works | Electricity Explained Simply | Current vs Voltage |
13:32
Kirchhoff's voltage law (conceptual) | Electricity | Physics | Khan Academy
14:26
O exame de física mais famoso da Rússia
8:00
Potencial Elétrico: Visualizando a tensão com animações em 3D
10:48
Potential diff. & negative potentials | Electric potential & capacitance | Physics | Khan Academy
10:52