Semanticos

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Alternating current

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

Electrical resistor

Resistance of the electrical wires.

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.

The dangers of electricity

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

automatic switch

The small automatic switches (SAS) are elements of a consumer unit

Electrical circuit (II)

The following visual explains how the electrical circuit of a torch is represented.

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