VITEEE 2015 Paper

Section: Physics

Question : 6 of 120

Marks: +1, -0

Suppose a beam of electrons with each electron having energy E0 incident on a metal surface kept in an evacuated chamber. Then ,

electrons can be emitted with any energy with a maximum of E0
no electron s will be emitted as only photons can emit electrons
electrons can be emitted but all with an energy E0
electrons can be emitted with any energy with a maximum of E0 - Φ, where Φ being

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