MCQOPTIONS
Saved Bookmarks
| 1. |
In a substation |
| A. | Lighting arrester has lowest insulation level |
| B. | Transformer has lowest insulation level |
| C. | Bus bar has lowest insulation level |
| D. | Insulation level of lightning arrester, transformer and bus bar must be same |
| Answer» B. Transformer has lowest insulation level | |