Question

which of these statement is not true of a potentiometer?
it features a rotary knob like a volume control
it is used primarily with digital circuits
it is a type of variable resistor
it has three terminals (connectors)

Explanation:

A potentiometer is an analog variable resistor with three terminals, often controlled by a rotary knob (like volume controls). It is designed for analog circuits, not primarily digital ones.

Answer:

B. It is used primarily with digital circuits