Arduino and Potentiometers Quiz

What is the main purpose of a potentiometer in a circuit?

• To convert AC to DC

• To store electrical energy

• To increase the current flow

• To control the flow of electricity

Which component is NOT used to control the brightness of an LED?

• Potentiometer

• Transistor

• LED Bulb

• Resistor

What does the Arduino code allow the LED to do based on the potentiometer's position?

• Change color

• Change brightness

• Turn on and off

• Flash rapidly

In which city are potentiometers used for smart lighting systems?

• Ajman

• Dubai

• Sharjah

• Abu Dhabi

What is the first task in the project involving Arduino and potentiometers?

• Write the code

• Connect all components

• Identify the components

• Modify the code