Flipping Physics
Magnetic Force on Current
In this episode of Flipping Physics, we delve into the intriguing world of magnetic forces in current-carrying wires. Ever wondered how the net magnetic force on a wire is calculated when charges are on the move in a wire? We break down...
Flipping Physics
Current and Drift Velocity
We explore the concept of electric current and conventional current, which is the direction that positive charges flow, and the reality that electrons move in the opposite direction in most circuits. We derive the equation for average...
Flipping Physics
Current, Resistance, and Simple Circuits - Review for AP Physics C: Electricity and Magnetism
AP Physics C: Electricity and Magnetism review of Current, Resistance, and Simple Circuits including: deriving electric current in terms of drift velocity, current density version of Ohm’s law, defining resistivity, deriving resistance,...