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Charles Augustin de Coulomb, French physicist (1736–1806)

Charles Augustin de Coulomb, French physicist (1736–1806)

Different types of batteries

Different types of batteries

Devices powered by electricity can maker our work easier

Devices powered by electricity can maker our work easier

In a short circuit, electrons flow from the negative end to the positve end of the battery

In a short circuit, electrons flow from the negative end to the positve end of the battery

Αμπερόμετρο

Ammeter and voltmeter

Ammeter and voltmeter

Voltammeter

Voltammeter

Christmas lights

Christmas lights

Electrical devices make our work easier

Electrical devices make our work easier

Alessandro Volta (1745–1827)

Alessandro Volta (1745–1827)

Georg Simon Ohm, German physicist and mathematician (1787–1854)

Georg Simon Ohm, German physicist and mathematician (1787–1854)

Various types of wirewound resistors

Various types of wirewound resistors

Bulbs connected to a series circuit

Bulbs connected to a series circuit

The aqueous solution of the copper sulfate is electrically conductive

The aqueous solution of the copper sulfate is electrically conductive

The copper from the aqueous solution of the copper sulfate (CuSO4) precipitates on the cathode

The copper from the aqueous solution of the copper sulfate (CuSO4) precipitates on the cathode

ηλεκτρόλυση του νερού

ηλεκτρόλυση του νερού

Magnetic field of a current-carrying coil

Magnetic field of a current-carrying coil

The strength of the magnetic field is related to the number of turns of wire

The strength of the magnetic field is related to the number of turns of wire

Voltage can be measured between copper and zinc plates if they are placed in dilute sulfuric acid

Voltage can be measured between copper and zinc plates if they are placed in dilute sulfuric acid

A lead-acid battery being charged

A lead-acid battery being charged

Electricity is created by the electric field of the power source

Electricity is created by the electric field of the power source

Bulbs with different wattage

Bulbs with different wattage

Resistors