Chemistry, asked by Chelsee, 1 year ago

if lamda knot is the threshold wave length for photoelectric emission, lamda the wave length of light falling on the surface of a metal and m the mass of the electron , then the velocity of ejected electron is given by -

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Answered by amarie
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i have just solved the equation that i gave you
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Chelsee: thank u so much
Chelsee: i have sen another question please help me
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