LED Experiments

After completing the LED project, test yourself by trying these experiments.

1 You can put the resistor on either the positive + side or the negative - side of the circuit and get the same result.

           schematic led with resistor


So it's OK either way as long as you have a resistor in series with the LED.
led connection with resistor
2 What's the resulting difference between these two circuits?
led connection

 led connection
3 What happens if you connected this circuit?
reversed led connection
4 What's the resulting difference between these two circuits?
led connection

 led connection
5 What happens if you connected this circuit?
led connection
6 What happens if you connected this circuit?

short circuit


short circuit
Johnny 5