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A dynamo converts mechanical energy into direct current.
Watch this video to find out whether tap water and table salt are able to conduct electricity.
A transformer is a device used for converting the voltage of electric current.
Legendary inventor, crazy scientist or the greatest genius of all times? Meet Nicola Tesla, one...
Electric motors are present in many areas of our everyday lives. Let's learn about the...
The American electrical engineer Edison invented the incandescent light bulb in 1879,...
Capacitors store electrical energy in the form of electric charge.