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| Q. |
The negative polarity is used in the monopolar link because it |
| A. | uses less conductor size |
| B. | is safer |
| C. | produces less radio interference |
| D. | has less resistance |
| Answer» C. produces less radio interference | |
| Explanation: the monopolar link uses just a single conductor, which is usually negative as it produces less radio interference and corona. | |
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