November 19, 2011

HOW SOLAR CELLS WORK

SOLAR CELLS, How They Work   The solar cell offers a limitless and environmentally friendly source of electricity. The solar cell, is able to create electricity directly from photons. A photon can be thought of as a packet of light and the amount of energy in a photon is proportional to the wavelength of light.   Solar Cell Structure:     A. Encapsulate - The encapsulate, made of glass or other...

DOOR BELL FOR DEAF CLICK HERE

Electronics is the study and use of electrical that operate by controlling the flow of electrons or other electrically charged particles in devices such as thermionic valves. and semiconductors. The pure study of such devices is considered as a branch of physics, while the design and construction electronic circuits to solve practical problems is called electronic engineering.

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