What is photoelectric cell? Write its three application?
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a device using a photoelectric effect to generate current.
Light with energy above a certain point can be used to knock electrons loose, freeing them from a solid metal surface, according to Scientific American. Each particle of light, called a photon, collides with an electron and uses some of its energy to dislodge the electron.
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Light with energy above a certain point can be used to knock electrons loose, freeing them from a solid metal surface, according to Scientific American. Each particle of light, called a photon, collides with an electron and uses some of its energy to dislodge the electron.
please mark as brainiest
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