The Different Sources of Energy
Solar Energy: Solar energy is the solar radiation (from the Sun) that reaches the earth. People have devised two main types of artificial collectors to directly capture and utilize solar energy: flat plate collectors and focusing collectors.
Flat plate collectors: These collectors take less space than focusing collectors and they are comparatively cheaper although they cannot provide as much heat. Therefore, flat plate collectors can be used in households or schools in such applications as swimming pool heating. …
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