Potentiometers and Rheostats Differ in That

question 48

Multiple Choice

Potentiometers and rheostats differ in that:

• A)potentiometers utilize linear and nonlinear tapers, while rheostats usually utilize only linear tapers.
• B)potentiometers are used to vary voltages, while rheostats vary currents.
• C)potentiometers utilize three terminals, while rheostats usually use only two terminals.
• D)all of these.

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Definitions:

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Biological specimens that have been treated and kept to prevent decay for education or research purposes.

Scalpel

A small and sharp surgical instrument used for making incisions.

Microcentrifuge

A laboratory device used for the rapid spinning of samples to separate components based on density.

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Liquids within humans and other living organisms that transport nutrients and waste products, including blood, lymph, and interstitial fluid.