Various bodies need different forms of energy for different purposes. These forms of energy are produced through several processes. In this high-tech age, human beings need energy the most. Of all types of energy, electrical energy is the one, which is essential for most of the purposes of scientific and technological developments. Simply because, it is one of the key inputs required for agricultural, industrial and other activities for better economic performance. Secondly, electricity is produced commercially; on a large scale and at the same time it is easily transferable, transformable and convertible too.
Therefore, the discussion in this paper shall have its focus only on the Electrical Energy. Electricity is no longer a luxury item today but an essential pre-requisite of life. Each individual needs electric power for education, health care and other social & cultural activities. Even the most common people have started using at random the electrical appliances, gadgets and other electric operated machines like radio, television, refrigerator, computer, air conditioner, heater, cooler, cooker, geyser, washing machine, pumps etc.
They find that, application of these modern innovations to the day-to-day domestic purposes is -easier, economic, eco-friendly and time saving too. In fact, modern world is gaining momentum on developmental front with intensive use of electricity in all walks of life. Therefore, competitive efficiency may not be possible without electricity.
Sources of Energy:
Besides water, sunray and plants, Coal and Fuel oil are the two main sources of energy. These fossil fuels, which are available in plenty, are commonly used all over the world for conventional method of generation of electricity in Thermal Power Plants water flowing down a river or falling from a re