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AP Physics 1 5.2.A: Linear & Angular Motion

Practise AP Physics 1 5.2.A questions by relating linear and angular motion, comparing speeds at different radii, and tracking velocity direction on a rotating system.

Syllabus
Effective Fall 2024
Course
AP Physics 1: Algebra-Based

Exam points

  • Compare linear speeds at different radii on one rigid system using v = ωr.
  • Distinguish a changing linear-velocity direction from constant angular velocity in circular motion.

5.2.A—Describe the linear motion of a point on a rotating rigid system that corresponds to the rotational motion of… question 1

Figure for Question 5.2.A—Describe the linear motion of a point on a rotating rigid system that corresponds to the rotational motion of… question 1 — AP Physics 1: Algebra-Based

(7 points, suggested time 13 minutes) Two ladybugs are standing on a rotating disk that is spinning counterclockwise, as shown in the figure above. Assume that friction in the bearings of the axle is negligible.

Figure for Question 5.2.A—Describe the linear motion of a point on a rotating rigid system that corresponds to the rotational motion of… question 1 — AP Physics 1: Algebra-Based

(a)

Figure for Question 5.2.A—Describe the linear motion of a point on a rotating rigid system that corresponds to the rotational motion of… question 1 — AP Physics 1: Algebra-Based

ii. Is the linear speed of ladybug A greater than, less than, or the same as the linear speed of ladybug B ? Greater Less The same Briefly justify your answer.

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