McqMate
| Q. |
In a system if the speed reduction of 60 : 1 is desired the convenient way is to use |
| A. | Helical gears |
| B. | Worm and worm wheel |
| C. | Differential system |
| D. | Bevel gears |
| E. | Simple gear train |
| Answer» B. Worm and worm wheel | |
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