Although the basic structure of the potentiometer is the same as that of the variable Resistors, there are differences in many aspects. What are the main points?

(2) The resistance distribution characteristics of the potentiometer Resistors are different from those of the variable Resistors, and the distribution characteristics of the potentiometer Resistorss of various output function characteristics are different.

(3) The potentiometer has multiple connections, andThe variable Resistors does not.