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| Q.101 | The purpose of the open-circuit test of a transformer is: | |
| Ans | 1. to find out the no-load current and losses of the transformer | |
| 2. to find out maximum sustainable voltage level | ||
| 3. to find out maximum sustainable current level | ||
| 4. to find out maximum heat generated by silicon steel core |
Correct Ans Provided: 1
