Home Question Answer What is anode? What is anode? The anode is the positive terminal of an LED. It is the longer leg of the LED and it is connected to a power source. When electricity is applied, the positively charged holes flow from the anode to the cathode, which makes the LED light up. Related Questions What is tri color led? How many colors can be produced using a Tri-color LED? What is the full form of LED? List applications of tri color led Explain working mechanism of tri color led Who invented first visible LED? Mention difference between bicolor led & tri color led? Is tri color led is an output device or input device? Load More