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Please answer questions 3, 4 and 5!
- A 780 g object is hung from a spring with a force constant of 30 N/m. What is the displacement of the spring from equilibrium length if it is hanging vertically
- Now, the mass in question a is being pulled downward by an additional 9 cm. What is the potential energy?
- You release the object, what is the period of oscillation of the mass/spring system?
- Using yt=Acos(wt), what is the expression of the vertical motion along the y-axis?
- What is the maximum speed of the oscillating object? What is the maximum kinetic energy? Do these values make sense from the values in part b?
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