MCQOPTIONS
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| 1. |
A 3-phase induction motor runs at almost 1000 rpm at no load and 950 rpm at full load when supplied with power from a 50 Hz, 3-phase supply. What is the corresponding speed of the rotor field with respect to the rotor? |
| A. | 30 revolution per minute |
| B. | 40 revolution per minute |
| C. | 60 revolution per minute |
| D. | 50 revolution per minute |
| Answer» E. | |