Potentiometers and rheostats differ in that:
A)potentiometers utilize linear and nonlinear tapers,wHile rheostats usually utilize only lineartapers.
B)potentiometers utilize three terminals,while rheostats usually use only two terminals.
C)potentiometers are used to vary Voltages,while rheostats vary currents.
D)all of these.

Question

Quizplus · Accepted Answer

All of the given statements are true. Potentiometers can utilize both linear and nonlinear tapers while rheostats usually use only linear tapers. Potentiometers have three terminals while rheostats have only two terminals. Potentiometers are used to vary voltages while rheostats vary currents. Therefore, the best choice is D, all of these.

Potentiometers and Rheostats Differ in That