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| Q.116 | A transformer is a device that: | |
| Ans | 1. transfers mechanical power from one circuit to another without a change of frequency | |
| 2. transfers electric power from one circuit to another without a change of frequency | ||
| 3. transfers electric power from one current level to another without a change of frequency | ||
| 4. transfers magnetic energy from one circuit to another without a change of frequency |
Correct Ans Provided: 2
