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1. |
For a square thread, the distance between the crest and root (d) is ____ when pitch (p) is given. |
A. | d= 0.86 p |
B. | d= 0.5 p |
C. | d= 0.61 p |
D. | d= 0.64 p |
Answer» C. d= 0.61 p | |