MCQOPTIONS
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| 1. |
A coupling magnetic field must react with |
| A. | electrical system in order to extract energy from mechanical system |
| B. | mechanical system in order to extract energy from mechanical system |
| C. | electrical system in order to extract energy from electrical system |
| D. | mechanical system in order to extract energy from electrical system |
| Answer» C. electrical system in order to extract energy from electrical system | |