Multiple Choice
In an introductory electricity context, what property describes the ability of a material to conduct electrical current?
27. Resistors & DC Circuits
Intro to Current
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In electrotherapy treatments, the term direct current (DC) refers to a current that:
A
Has zero net charge flow over time because it alternates symmetrically
B
Flows only when the applied voltage is changing (transient current)
C
Reverses direction periodically at a fixed frequency
D
Flows in only one direction with constant polarity
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Intro to Current practice set
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