Your LED Questions Answered! (Part 2)
Ask an Electrical Engineer is a series where frequently asked questions from non-engineers will be answered by an engineer. For this video, our main topic is all about LEDs (Light Emitting Diodes).
What's covered in this video:
00:18 Are LEDs better than HIDs?
01:29 Are LEDs good for growing "plants"
02:18 Are LEDs directional?
03:17 Are LEDs environmentally friendly?
05:07 Can LEDs be made from Silicon and Germanium?
05:16 Why do LEDs blink or flicker?
06:17 How do LEDs produce white light?
07:22 How can LEDs be used most effectively in a bear attack?
07:42 Are LEDs waterproof?