Physics Optics/Electromagnetism Photoelectric Effect
The photo-electric effect has many practical applications.A photocell, used in burglar system such application.The work function of the metal used as a cathode in the photocell is 8,7 times 10^-19J. Calculate the velocity at which the electrons are emitted.
w=wo+0.5mv2
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jnani
12 years ago
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