Question

explain the principle of conversion of solar energy into heat

Answer 1

The basic principle of solar thermalutilization is the conversion of short-wave solar radiation into heat (photothermal conversion process). If radiation incidences on material a certain part of the radiation is absorbed. A body's capacity to absorb radiation is called absorbing capacity or absorption α

Answer 2

Solar cookers ,Solar water heaters ,Solar machines etc.....Which run on solar energy convert solar energy into electrical energy directly using photovoltic cells.

The 3 main metals used in manufacturing photovoltic cells are Silver, Germanium and Silicon

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