ALTERNATING CURRENT AND DIRECT CURRENT

1 mark · Easy

Which 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.