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| Q. |
Stub tooth |
| A. | Has a profile which is involutic at the base and cycloidal at the top |
| B. | Has a profile which is cycloidal at the base and involutic at the top |
| C. | Is provided on racks only |
| D. | Has a profile shorter than the standard tooth |
| E. | Has a profile longer than the standard tooth |
| Answer» D. Has a profile shorter than the standard tooth | |
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