![mosfet - How to create a circuit to turn off LED when switch is "ON" and turn on when "OFF" - Electrical Engineering Stack Exchange mosfet - How to create a circuit to turn off LED when switch is "ON" and turn on when "OFF" - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/Cns7Y.png)
mosfet - How to create a circuit to turn off LED when switch is "ON" and turn on when "OFF" - Electrical Engineering Stack Exchange
![visible light - Is there any relation between turn on voltage of LED and the colour emitted? - Physics Stack Exchange visible light - Is there any relation between turn on voltage of LED and the colour emitted? - Physics Stack Exchange](https://i.stack.imgur.com/HJcxo.jpg)
visible light - Is there any relation between turn on voltage of LED and the colour emitted? - Physics Stack Exchange
![mosfet - How to create a circuit to turn off LED when switch is "ON" and turn on when "OFF" - Electrical Engineering Stack Exchange mosfet - How to create a circuit to turn off LED when switch is "ON" and turn on when "OFF" - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/pjDfC.jpg)