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Question

In photo-electric effect, when photons of energy hv are incident on a metal surface, electrons are emitted with some kinetic energy. It is possible to say that

A
All ejected electrons have same K.E. equal to hv0
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B
The ejected electrons have a distribution of K.E. from zero to hvhv0
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C
The most energetic electrons have K.E. equal to hv
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D
All ejected electrons have K.E. equal to hv
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