Potentiometers and Rheostats Differ in That

question 43

Multiple Choice

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.

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