Recent content by getalifebaby

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    Bungee Jump: 65 kg, 11m Rope, 36m Fall

    V_max when the rope reach maxium stretch. I didnt derive it, it was a formula.
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    Bungee Jump: 65 kg, 11m Rope, 36m Fall

    1) i used deltaL= mg/k 25m=65*9.8/k k= 25.48 2) V_f^2=2(9.8)(11m) V_f=14.7m/s for free fall then V_max= square rt of k/m *A so sqr (25.48/65) *25= 15.65 m/s Thanks
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    How Much Charge Moves a Block from 0.3m to 0.4m?

    Homework Statement A block is attached to a light spring with the equilibrium point at 0.3 m. Then a small charge is applied such that the block move to 0.4. What is the magnitude of the charge? Homework Equations The Attempt at a Solution So displacement is .1m I have no idea...
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    Bungee Jump: 65 kg, 11m Rope, 36m Fall

    The girl is going on a bungee jump. She weighs 65 kg. The rope is 11m. In total, she fell 36 m. The first 11 m is free fall, and another 25m is simple harmonic motion. 1) k of rope 2)max spped 3)what point when she has max speed 4)amplitude of rope 5)how long does it take Homework...