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Variable Resistor as a Voltage Divider

Published 14.11.2010 Presenter Evgenij Glazkov

Variable Resistor as a Voltage Divider
When connected as a rheostat, a variable resistor is used to handle current; when connected as a potentiometer, it is used to adjust the voltage, that is used as a voltage divider. If you look at the Figure, you will understand a simple example of how the voltage divider operates ...