Conical Pendulum Meets Uniform Circular Motion: Parameterized Vector Geometry

Conical Pendulum Meets Uniform Circular Motion: Parameterized Vector Geometry
Loading the math board and drawing, please wait…
2024-10-14 20:20
This example visualizes a conical pendulum’s motion under geometric constraints and links it to the trajectory and direction structure of uniform circular motion (UCM). The key ideas include vector-based representation of motion, circle geometry, using angle measures to relate direction changes, and a parameter/animation-driven interpretation of position over time. Construction emphasizes: Circle and Point to create the circular path and the moving mass, Line and Segment to form geometric connections used for direction/constraint visualization, Vector and Angle to compute and display direction relationships (e.g., velocity/displacement-related vectors), OrthogonalPlane plus Intersect to build and use relevant orthogonal projections/constraint intersections, and Cone to represent the conical surface of the pendulum’s spatial geometry. Supporting commands like If and animation controls (e.g., anima/reset/start) allow interactive parameter variation and dynamic updating. Suitable for upper secondary to introductory university modeling and visualization of circular motion and vector geometry.

GeoGebra Commands & Parameters

  1. Circle(O, l) → cir
  2. Point(cir) → M
  3. Line(O, M) → rr
  4. Point(Segment[(0, 0, 1), (0, 0, 25)]) → A
  5. Line(A, M) → m
  6. Line(M + g, m) → q
  7. Segment((0, 0, 0), A) → h
  8. Segment(O, M) → r
  9. If(Length[reg] ≟ 1, {reg(1)}, Sequence[reg(k) - reg(k + 1), k, 1, Length[reg] - 1]) → regDif
  10. mean(regDif) → T
  11. Segment(A, M) → j
  12. OrthogonalPlane(M - g, g) → p
  13. Intersect(p, m) → B
  14. Intersect(q, rr) → C
  15. Vector(M, C) → c
  16. Vector(M, B) → Thilo
  17. Angle((10, 0), O, Rotate[(10, 0), ω]) → α
  18. Cone(Circle[O, l], h) → a, d, b
  19. Vector(M, M - g) → g'
  20. Segment(O, M) → r'

AI Drawing Prompt Reference

Draw a conical pendulum with a circular path and a moving mass point. Start by drawing a circle and then taking a point on the circle as the mass point. Draw a line from the center to the mass point and a vertical segment as a reference. Use parameterized vectors and angles to calculate direction relationships and construct a conical surface to represent the spatial geometry of the pendulum. Finally, draw a vector from the mass point to the center and the intersection of a plane perpendicular to the center with a line, forming direction constraints.
The prompt above was compiled from the original drawing commands and is for reference only.