Repair of electrical equipment
What is the magnetosphere and how strong magnetic storms affect technology
Our Earth is a magnet - everyone knows that. The magnetic field lines leave the area of ​​the south magnetic pole and enter the...
The Story of the Invention of the Electric Telegraph by Samuel Morse
In October 1832, quite a motley company of travelers gathered on Sully's packet boat, making regular flights…
William Thomson, Lord Kelvin - a biography of the famous physicist, inventor and engineer
William Thomson was born in the capital of Northern Ireland - Belfast on June 26, 1824. His father, a Scotsman, after...
Internet of Things (IoT) Trends for 2021
In recent years, the Internet of Things (IoT) has gained more and more popularity, mainly due to its enormous potential. In addition, through...
The history of photovoltaics, how the first solar panels were created. Useful for electrician: electrical engineering and electronics
The history of photovoltaics begins with the discovery of the photoelectric effect. The conclusion that the current between metal electrodes immersed in a solution (liquid) varies…
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Why is electric current dangerous?