MCQOPTIONS
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| 1. |
Which of the following motors is preferred for driving compressors, variable-head centrifugal pumps, rotary presses, circular saws and elevators? |
| A. | DC series motor |
| B. | 3-phase synchronous motor |
| C. | DC cumulative compound motor |
| D. | DC shunt motor |
| Answer» D. DC shunt motor | |