| consist of two basic pa… | 0.77 |
| come on the market | 0.16 |
| more durable | 0.16 |
| electric motor | 0.56 |
| a brushless dc motor | 0.25 |
| used in industry | 0.77 |
| started across the line | 0.68 |
| accompanied with effici… | 0.59 |
| started with full volta… | 0.25 |
| driven by alternating c… | 0.25 |