Mark Pecaut

How does an electric motor work?
How does an electric motor work?
Magnetic force on a current-carrying wire
Magnetic force on a current-carrying wire
Velocity not perpendicular to the magnetic field, causing aurora
Velocity not perpendicular to the magnetic field, causing aurora
Electric vs magnetic forces, and the velocity selector
Electric vs magnetic forces, and the velocity selector
Motion of charges in a magnetic field and mass spectrometers
Motion of charges in a magnetic field and mass spectrometers
Magnetic Forces on Moving Charges (Lorentz Force)
Magnetic Forces on Moving Charges (Lorentz Force)
The direction of the cross product
The direction of the cross product
Magnetic fields and magnetic dipoles
Magnetic fields and magnetic dipoles
How R and C affect RC circuits
How R and C affect RC circuits
RC Circuits - Charging
RC Circuits - Charging
The decreasing rate of discharge of an RC circuit
The decreasing rate of discharge of an RC circuit
Introduction to RC circuits
Introduction to RC circuits
Measuring voltage in circuits
Measuring voltage in circuits
Power in Circuits, adding bulbs in a circuit example
Power in Circuits, adding bulbs in a circuit example
Power in Series and Parallel Circuits Example
Power in Series and Parallel Circuits Example
Power in Circuits
Power in Circuits
Circuit Analysis Example #2
Circuit Analysis Example #2
Circuit Analysis Example #1
Circuit Analysis Example #1
Equivalent Resistance in Series and Parallel Circuits
Equivalent Resistance in Series and Parallel Circuits
Measuring Current in Circuits
Measuring Current in Circuits
Current vs Voltage: Voltage drops across a resistor example
Current vs Voltage: Voltage drops across a resistor example
Parallel Circuits
Parallel Circuits
Series Circuits
Series Circuits
Current vs Voltage: Current splits at junctions example
Current vs Voltage: Current splits at junctions example
Ohm's Law, a Simple Circuit Example
Ohm's Law, a Simple Circuit Example
Resistance and resistivity
Resistance and resistivity
Current and Ohm's Law
Current and Ohm's Law
Parallel Plate Capacitors
Parallel Plate Capacitors
Capacitance
Capacitance
Equipotential lines and the conductive tube
Equipotential lines and the conductive tube