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Consider a beam of electrons (each elect...

Consider a beam of electrons (each electron with energy `E_(0))` incident on a metal surface kept in an evacuated chamber. Then

A

electrons can be emitted with any energy with maximum of `E_0`

B

no electrons will be emitted as only photons of emit electrons

C

no electrons can be emitted but all with an energy

D

electrons can be emitted with any energy will maximum of `E_0-phi` being work function

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The correct Answer is:
A
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