What is the unit tangent vector of a line with direction vector v = 〈2, 1, −2〉?
What is the curvature of a circle of radius 4?
Which has larger curvature, a circle of radius 2 or a circle of radius 4?
What is the curvature of r(t) = 〈2 + 3t, 7t, 5 − t〉?
753
What is the curvature at a point where T′(s) = 〈1, 2, 3〉 in an arc length parametrization r(s)?
What is the radius of curvature of a circle of radius 4?
What is the radius of curvature at P if κP = 9?