Gather the information about Solar and light. Solar water wating system and solar cookers
Answers
In solar lights, batteries are charged using solar photovoltaic panels. It is a lighting system consisting of solar panels, LED lamp, battery and charge controller. ... Solar cookers
also convert sunlight into heat energy which is used for cooking.
Solar water heating is the conversion of sunlight into heat for water heating using a solar thermal collector. A variety of configurations are available at varying cost to provide solutions in different climates and latitudes. SWHs are widely used for residential and some industrial applications.
Solar cooker, or solar oven, is a device which uses the energy of sunlight to heat food or drink to cook it or sterilize it. High-tech versions, for example electric ovens powered by solar cells, are possible, and have some advantages such as being able to work in diffuse light. However at present they are very unusual because they are expensive. The vast majority of the solar cookers presently in use are relatively cheap, low-tech devices, great for use in developing countries !!!