BRAINCAKEPlanck's Quantum Theory
Conduction electrons move about at random.
The average kinetic energy depends on the temperature
φ the work function is the minimum amount of energy needed to escape from the metal surface.
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More in The Photoelectric Effect
- The Photoelectric Effect
- Explanation of the Photoelectric Effect
- The Stopping Potential
- The Vacuum Photocell
- Ionisation
- Measuring Ionisation Energy
- Energy of Electrons
- Electron Excitation by Collisions
All 19 lessons in The Photoelectric Effect · All AQA AS-level Physics topics