Quote:
Originally Posted by sugarwood
The diagram is of a circuit that powers an LED bulb.
Why does it have a resistor?
B/c that is the thing being powered!
That is the entire point of the stupid circuit. Duh.
|
I'm not sure you understand the purpose of the resistor based on that comment.
What is the voltage drop across the LED? What is the current in the wiring assuming the battery is 12V?