Результаты (
английский) 3:
[копия]Скопировано!
impossible to imagine our civilization without electricity, the economic and social progress will be converted to the past and our daily life completely changes.electric power has become universal. thousands of applications of electricity, such as lighting, electric and электрометаллургия ancient and undoubted.with the advent of electric motor power cables are replaced by shafts gear, toothed wheels, belts and pulleys in the workshops of the 19th century. and in the house of a variety of time and labor saving technique have become part of our everyday life.other devices are based on certain properties in the case of electricity, an electrostatic copy machine and electromagnetism, in the case of the radar and television. these applications are most widely used.first industrial application was in silver shops in paris. the generator is a compact source of electricity was developed. the generator replaces the batteries and other devices that were used in the past.electrical lighting has been in widespread use in the end of the last century, with the development of electric lamps for thomas edison. then, the transformer, the first electric line and networks have been established, the constant current generators and asynchronous motors have been developed.since the beginning of the twentieth century, throughout the industrial world, began the development of electric power. power consumption has doubled every ten years.per capita energy consumption is currently the slate development and economic health of the nation. electricity has replaced other sources of energy, it was found that it offers improved service and lower costs.one of the greatest advantages of electricity is that it's clean, easily regulated and generates no side products. the application of electricity currently cover all spheres of human activity from home washing machines to the latest laser devices. electricity is an effective source of some of the most recent technological advances, such as the laser and electron beams. indeed the power provides energy to the future.
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