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The Blobz Guide to Electric Circuits

Get to grips with electric circuits in this fun and interactive tutorial.

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Computational Learning and Motor Control Lab.

A description of the work done in the course at the University of Southern California

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Electric Conductor

In a conductor, electric current can flow freely, in an insulator it can not.

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DC Electric Power

The electric power in watts represents the rate at which energy is converted from the electrical energy of the moving charges to some other form

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Electric charge

A basic but clear explanation of electric charge.

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Electric Arc

The phenomena of an electric arc is when electricity travels from one object to another object through the air.

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Electric Fields

A series of definitions relating to electric fields.

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Lorentz Force Law

Both the electric field and magnetic field can be defined from the Lorentz force law. The electric force is straightforward, being in the direction of the electric field if the charge q is positive, ...

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Current Law

The electric current in amperes which flows into any junction in an electric circuit is equal to the current which flows out. This can be seen to be just a statement of conservation of charge.

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How can a helicopter fly up the sky?

A simple non-mathematical description of how a helicopter flies and why a tail motor is required to keep it from spinning.

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