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Alternating current

The movement of the electrons inside an electrical conductor of oscillating form.

Voltmeter

The voltmeter is an instrument which measures voltages (tensions or differences of potential) between both ends of an element in a circuit through which there is an electric current circulating.

ammeter

This visual shows you how to insert an ammeter and how to use it in a circuit.

alternator

Basis of the alternator

The dangers of electricity

The following visual explains the precautions that should be taken into account when dealing with electricity

Direct current

The movement of the electrons along a conductor in the same direction.

Magnetic force on a current

The purpose of this visual is to show you the force exerted by a magnetic field on a rectilinear current.

Field created by a current

Magnetic field created near an indefinitely long rectilinear current.

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