1Assistant Professor, PSG College of Arts & Science, Coimbatore
2Mphil Scholar(Commerce), PSG College of Arts & Science, Coimbatore
Online published on 11 June, 2019.
Solar energy is completely renewable resources. It creates no pollution. Solar cells make absolutely no noise at all. They don't make a single beep while extracting useful energy from the sun. Solar electric energy demand has grown by an average 30% per annum over the past 20 years against a backdrop of rapidly declining costs and prices. Solar technologies are broadly classified as either passive solar or active solar depending on the way they capture, convert and distribute solar energy. Solar powered panels and products are very easy to install.