Part III: Open Response Springs and ropes are ideal. g=10m/sU(x)(joules)213456.7x (meters)The above graph shows the potential energy U(x) of a 0.1 kg object as a function of its position x.Suppose the object has a constant total energy of 4.0 joules, as shown by the dashed line on thegraph.7.(a) Label all points of stable equilibrium and unstable equilibrium on the graph.(b) What happens to the speed of the object as it moves from 2m to 4m?(c) Can the object reach the position x = 0.5 m? Explain.(d) What is the velocity and the acceleration of the object at x = 6.0 m?

(a) stable equilibrium = point of minimum potential energy Thus (2,1) is the stable equilibrium…

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