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The dot product

Introduction to the vector dot product.

Electricity and magnetism

Electrostatics (part 1): Introduction to charge and Coulomb's law
Electrostatics (part 2)
Proof (advanced): Field from infinite plate (part 1)
Proof (advanced): Field from infinite plate (part 2)
Electric potential energy
Electric potential energy (part 2-- involves calculus)
Voltage
Capacitance
Circuits (part 1)
Circuits (part 2)
Circuits (part 3)
Circuits (part 4)
Cross product 1
Cross product 2
Cross product and torque
Introduction to magnetism
Magnetism 2
Magnetism 3
Magnetism 4
Magnetism 5
Magnetism 6: Magnetic field due to current
Magnetism 7
Magnetism 8
Magnetism 9: Electric motors
Magnetism 10: Electric motors
Magnetism 11: Electric motors
Magnetism 12: Induced current in a wire
The dot product
Dot vs. cross product
Calculating dot and cross products with unit vector notation

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This collection was created November 2014.