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Q. |
In an inverted tooth chain the included angle between the outer faces of the teeth? |
A. | 40 to 55 |
B. | 35 to 45 |
C. | 60 to 75 |
D. | Increasing the diameter of threaded portion |
E. | 75 to 85 |
Answer» C. 60 to 75 |
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