Energy one of the basic need of human being for existence. It plays important role in development and progress. The
main source of energy is fossil fuels but sources are depleting now days. So we are forced to move on to another renewable
energy sources like sun, wind, tidal etc. India is also investing heavy amount of money into non-renewable energy sources.
Considering about the solar energy it can be utilise in two ways either converting it into electrical energy using solar cell or use
as a thermal energy