Variable resistors, how they work and what they do: fizzics.org
GCSE Physics Revision "Resistors"
Resistors | Electricity | Physics | FuseSchool
How to connect a rheostat
Potentiometer Explained
Variable resistors
Variable Resistor
GCSE Physics Revision "Light-Dependent Resistors"
How Resistor Work - Unravel the Mysteries of How Resistors Work!
Circuit with Thermistor and Variable Resistor - GCSE 9-1 Physics Specimen Paper
How a Rheostat works - Step by Step & its different applications
Light-Dependent Resistors (LDRs) and Thermistors - GCSE Physics Revision
GCSE物理学 - 構成要素
Cambridge IGCSE Physics lesson 50 part b Variable resistor, fuse and circuit breaker
#Potentiometer|How to use a #variable resistor|Working|Tutorial|GCSE physics
How to use a Rheostat - GCSE (and A Level) Physics
Variable resistance - how they work and what they do
iGCSE Variable resistor circuit
抵抗器 - GCSE物理学
GCSE物理学 - V = IR方程式と電流/電位差グラフ