Electricity is the set of physical phenomena associated with the presence and motion of matter possessing an electric charge. Electricity is related to magnetism, both being part of the phenomenon of electromagnetism, as described by Maxwell's equations. Common phenomena are related to electricity, including lightning, static electricity, electric heating, electric discharges and many others ...

Understanding the Context

Electricity, phenomenon associated with stationary or moving electric charges. Electric charge is a fundamental property of matter and is borne by elementary particles. In electricity the particle involved is the electron, which carries a negative charge. In this video we learn how electricity works starting from the basics of the free electron in the atom, through conductors, voltage, current, resistors, led,...

Key Insights

Tamil Nadu Electricity Board (TNEB), Sholinganallur Division - Government office on Chennai OMR. Address: No.3/381, Rajiv Gandhi Salai, Sholinganallur, Chennai – 600119 Electricity is a secondary energy source Electricity is the flow of electrical power or charge. Electricity is both a basic part of nature and one of the most widely used forms of energy. The electricity we use is a secondary energy source because it is produced by converting primary sources of energy such as coal, natural gas, nuclear energy, solar energy, and wind energy into electrical ... Electricity is a form of energy used all over the world to power everything from toasters to cars.

Final Thoughts

Getting Started Electricity is all around us--powering technology like our cell phones, computers, lights, soldering irons, and air conditioners. It's tough to escape it in our modern world. Even when you try to escape electricity, it's still at work throughout nature, from the lightning in a thunderstorm to the synapses inside our body. But what exactly is electricity? This is a very ...