MCQOPTIONS
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| 1. |
The helix angle for single helical gears ranges from |
| A. | 10° to 15° |
| B. | 15° to 20° |
| C. | 20° to 35° |
| D. | 35° to 50° |
| Answer» D. 35¬¨¬®‚Äö√†√ª to 50¬¨¬®‚Äö√†√ª | |