Define potentiometer or what does a potentiometer mean?
A potentiometer is an instrument which is made up of three terminal resistors in which has sliding or rotating contact that forms a voltage divider and this voltage driver is also adjustable. The potentiometer is used as the rheostat (also known as variable resistor), when it has two terminals that contain one end and wiper. In short, these potentiometers are also called “pots”.