| Q.124 | Which of the following statements related to AC transmission lines is INCORRECT? | |
| Ans | A. If the two AC systems are connected to the fault line, then the fault level of each AC system remains unchanged. | |
| B. The interconnection of the two AC networks is the synchronous tie. | ||
| C. AC transmission line is used as interconnection for two different frequency systems. | ||
| D. The power swings in one system affect the other system. |
Correct Ans Provided: C