The best UPS (uninterruptible power supply) devices on this page are important purchases for any business - or home user - who needs electronic devices such as PCs and servers that have constant ..
The cornerstone of solar panel technology lies in the photovoltaic effect, a natural physical process that converts light energy directly into electrical energy. . In physics, electromagnetic radiation is composed of oscillating electric and magnetic fields that propagate through space. Professor of Engineering, Pennsylvania State University. But how exactly does sunlight get transformed into electricity that powers our homes, businesses, and gadgets? Understanding the science behind solar energy. . The amount of sunlight that strikes the earth's surface in an hour and a half is enough to handle the entire world's energy consumption for a full year.