Essay on the Hydro-Electricity or Hydel Power in India (1504 Words) Hydro electric power plays a major role in the field of power development in the country. Its present contribution to the total electricity generation is about 25 per cent. Hydro electricity power is a renewable natural resource. Image Source: energy-alaska.wdfiles.com How it Works: 1. The generation of [...]
Lightning is a discharge of static electricity in the atmosphere, which causes a bright flash of light. When lighting goes through the air, it heats the air. This heating causes the air to expand and contract. This causes the sound called thunder. […]
Electricity is the mysterious force and power, without which we cannot think of modern life. It is indispensable for modern man. Of all the inventions made by science, the invention of electricity has been most wonderful and useful. It has ushered in a long revolution in our lives. Its invention has removed darkness, lethargy and unemployment from our life to [...]