ALTERNATING CURRENT AND DIRECT CURRENT
1 mark · EasyWhich of the following best describes direct current (d.c.)?
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Correct option: A current that is always in the same direction with a constant value.
Common mistakes: Choosing AC properties for DC
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Marking points
B1 · 1 mark · Selects the correct property of direct current.
Worked solution
Direct current flows in one direction and has a constant value.