JAWbone9517 JAWbone9517
  • 25-11-2022
  • Physics
contestada

A physics student, bored by a lecture on simple harmonic motion, idly picks up his pencil (mass 8.65 g, length 18.8 cm) by the tip with his frictionless fingers, and allows it to swing back and forth with small amplitude.
If the pencil completes 5974 full cycles during the lecture, how long does the lecture last?

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