Recent content by andreaumali

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    Finding acceleration, velocity, and time for simple harmonic motion

    Homework Statement A cheerleader waves her pom-pom in simple harmonic motion with an amplitude of .180m and a frequency of .850Hz. a) Find the maximum magnitude of the acceleration and of the velocity. b) Find the acceleration and speed when the pom-pom's coordinate is x=+.090m. c)...
  2. A

    Calculating the torsion constant

    Homework Statement A thin metal disk with mass 2.00E-3kg and radius 2.20cm is attached at its center to a long fiber. The disk, when twisted and released, oscillates with a period of 1.00s. Find the torsion constant of the fiber. Homework Equations a) ω=sqrt(κ/I) b) f=1/(2π)...