MCQOPTIONS
Saved Bookmarks
| 1. |
The coils of a step down transformer have 500 and 5000 turns. In the primary coil an ac of 4 ampere at 2200 volts is sent. The value of the current and potential difference in the secondary coil will be [MP PET 1996] |
| A. | 20 A, 220 V |
| B. | 0.4 A, 22000 V |
| C. | 40 A, 220 V |
| D. | 40 A, 22000 V |
| Answer» D. 40 A, 22000 V | |