Talk:Helix angle

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helix angle

The equation showing the helix angle as the arctan of the lead over the circumference is actually refering to the lead angle. Tangent of an angle is opposite/adjacent, which in the diagram would be circumference/lead.

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References

^ Shigley and Mischke, Mechanical Engineering Design, Fifth edition, pp.331

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[1] Shigley and Mischke, Mechanical Engineering Design, Fifth edition, pp.331

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