A transformer is a device used for converting the voltage of electric current.
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DC motors consist of a permanent magnet and a coil within the magnet, with electric current flowing in it.
A dynamo converts mechanical energy into direct current.
Mechanical bell that functions by means of an electromagnet.
Electric motors are present in many areas of our everyday lives. Let's learn about the different types.
The purpose of the electricity supply network is to provide electricity for consumers.
Electric current can be generated by rotating an armature loop in a magnetic field.
While generators convert mechanical energy into electrical energy, electric motors convert electrical energy into mechanical energy.
Geothermal power stations convert energy of hot, high-pressure water found in deeper layers of the Earth into electricity.
In loudspeakers sound waves are generated by electromagnetic induction.
This animation demonstrates the mechanism and operation of record players.
The huge dam built on the Colorado river in the US was named after a former American President.
One of the most modern means of transport is the Maglev, capable of travelling at speeds of over 400 km/h.
One of the most important components of the microwave oven is the magnetron, which produces the microwaves.
Šis fizikas, išradėjas ir elektros inžinierius, kuris daugiausiai dėmesio skyrė elektrotechnikai, nenuginčijamai galėtų vadintis vienu ryškiausių antros...
Nuclear power plants convert the energy released during nuclear fission into electric power.
Solar power stations convert solar energy into electricity.
Thermal power stations convert energy released during the combustion of fossil fuels or renewable resources into electricity.
Tidal power stations utilise the daily fluctuation of the water level for producing electricity.
Wind power stations convert the kinetic energy of the wind into electricity.
Biogas can be produced from organic material (manure, plant waste, organic waste) using bacteria. Biogas is a mixture of methane and carbon dioxide; burning...
Nuclear fusion will serve as an environmentally friendly and practically unlimited source of energy.
In alkaline batteries electric current is generated by electrochemical reactions
Electrochemical processes in a lead-acid battery produce electric current.