# 3.3: Potentiometers and Rheostats


## Objectives

The objective of this exercise is to examine the practical workings of adjustable resistances, namely the potentiometer and rheostat. Their usage in adjustable voltage and current control will be investigated.

This page titled 3.3: Potentiometers and Rheostats is shared under a CC BY-NC-SA license and was authored, remixed, and/or curated by James M. Fiore.