Level 2 requires school mathematics. Suitable for pupils.
Content of the video
- 00:00 What is the photoelectric effect?
- 00:07 Experiment setup
- 00:46 Photons
- 01:58 Work function and threshold frequency
- 03:48 Convert electron volts to joules and vice versa
- 04:19 Kinetic energy of an electron
- 04:50 Einstein formula
- 05:36 Stopping (braking) voltage
- 07:20 Energy frequency graph