GAT Subject
Engineering
Computer Science Civil Engineering Chemical Engineering Agricultural Engineering Mechanical Engineering Electronics and Communication
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 | |