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Question 1: Try to locate all the spiral arcs in the curves shown in figures 9 and 10 by locating the maxima and minima in curvature. Re-sketch the curves on a piece of paper, showing the spiral arcs in different colors.
Question 2: Sketch the curvature elements at the points shown on the curves
Question 3: Which pair of curvature elements below have a spiral arc that fits between them?
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Go back to the concepts page to learn about designing with spiral arcs.