Wavelength of light from an LED
Issue 387 | Page 12 | Published Apr 2023
Description
John Jermy describes a method for the A-level required practical on finding the wavelength of light using LEDs instead of lasers
More from this issue
Paul Cook and Katia Rodrigues share images of crystals grown in their prep room
Journal Article
Keith Ross suggests a teaching sequence to explain the real reason why this happens and its importance for understanding the structure of the...
Journal Article
John Jermy suggests how to introduce the ‘motor effect’, leading to making effective speakers using fizzy drinks bottles
Journal Article