rheostat Definition
a device for regulating current by means of variable resistance, consisting of a conductor with a spiral groove through which the resistance is varied by moving a sliding contact.
Using rheostat: Examples
Take a moment to familiarize yourself with how "rheostat" can be used in various situations through the following examples!
Example
The rheostat controls the brightness of the light bulb.
Example
The fan speed can be adjusted using a rheostat.
Example
A rheostat is used to control the speed of an electric motor.
rheostat Synonyms and Antonyms
Synonyms for rheostat
- potentiometer
- variable resistor
Phrases with rheostat
Example
The digital rheostat allows for precise control of the current.
Example
The rotary rheostat is commonly used in audio equipment.
wire-wound rheostat
a rheostat that uses a wire-wound resistor to vary the resistance
Example
The wire-wound rheostat is used in high-power applications.
Origins of rheostat
from Greek 'rheos' meaning 'stream' and 'statos' meaning 'stationary'
Summary: rheostat in Brief
A 'rheostat' [ree-uh-stat, ree-oh-] is a device used to regulate current by varying resistance. It consists of a conductor with a spiral groove, through which resistance is adjusted by moving a sliding contact. Examples include controlling the brightness of a light bulb or adjusting the speed of an electric motor. Types of rheostats include digital, rotary, and wire-wound.
