energy sources & it's types
ENERGY RESOURCES CHARACTERISTICS OF ENERGY: A source of energy should be such that it can provide an adequate amount of useful energy at a steady rate over a long period of time. It should be safe and convenient to use, economical and easy to store and transport. CLASSIFICATION OF SOURCES OF ENERGY: From the point of view of availability, the energy sources are divided into two groups. They are: (1) renewable or non-conventional sources of energy, and (2) non-renewable or conventional sources neither of energy. RENEWABLE SOURCES OF ENERGY: ...