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Electronic Principles - Section 5 :: Discussion
| 28. | Which one of the following statements most accurately reflects the nature of ac power? | |
| A. | The current in an ac circuit flows in one direction, but changes value periodically | |
| B. | The current in an ac circuit flows in one direction at a steady level | |
| C. | The current in an ac circuit changes direction periodically | |
| D. | The current in an ac circuit flows in two directions at the same time | |
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