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  4. In the diagram shown the potential energy U of a particle is plotted against its position x from the origin. Then which of the following statement is correct. A particle at <img class=img-fluid question-image alt=Question src=https://cdn.tardigrade.in/q/nta/p-srupdxzir5ds.png />

Q. In the diagram shown the potential energy of a particle is plotted against its position from the origin. Then which of the following statement is correct. A particle at

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Solution:

x = x1 and x = x3 are not equilibrium positions because at these points.
x = x2 is unstable, as U is maximum at this point.

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