Question 5 of the 24 day extravaganza!
Look here at photo electric effect and how to use the formula and explain how things change in a photo cell!!
Feel free to pause before I speak to have a go at each section
Questions from AQA: https://drive.google.com/file/d/1MCIJ5mZMT5VnL5ia8ec0GQUX_HUKXaed/view?usp=sharing
