When the photons of energy h υ fall on a photosensitive metallic surface of work function…
Physics · Class 12 · CBSE — Dual Nature of Radiation & Matter
When the photons of energy hυ fall on a photosensitive metallic surface of work function hυ0, electrons are emitted from the surface. The most energetic electron coming out of the surface have kinetic energy equal to
- hu
- hu0
- hu + hu0
- hu – hu0
Answer
(D) h u – h u 0
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