Question:
What are LEDs useful for?
Author: Alana RayAnswer:
LEDs give off light when current flows through them, they are useful because they are an energy efficient source of light
0 / 5 Â (0 ratings)
1 answer(s) in total
Author
Alana Ray
Answer:
0 / 5 Â (0 ratings)
1 answer(s) in total