Your LED questions ANSWERED! (Part 1) | Basic Electronics

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). Subscribe to CircuitBread for more videos on basic electronics! You can also find the transcript here: www.circuitbread.com/tutorial...
0:00 Introduction
00:24 How do LEDs (light emitting diodes) work ... and what's a diode?
02:05 Why are LEDs better?
02:58 When did LEDs become popular?
04:14 How much more efficient are LEDs than other options?
05:12 Why do LEDs last so long?
06:47 Are LEDs AC or DC?
08:20 What are LEDs made from?
09:36 Are LEDs polarized?
10:41 Will 24v LEDs work on 12v?
12:14 How do LEDs change color?
Ask an Electrical Engineer - Your LED Questions Answered! (Part 1)
• Your LED questions ANS...
Ask an Electrical Engineer - Your LED Questions Answered! (Part 2)
• Your LED questions ANS...
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