Referring the graphs, which of the following is/are correct? (1) The particle has stable equilib...

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Referring the graphs, which of the following is/are correct?
(1) The particle has stable equilibrium at points 3 and \( b \).
(2) The particle is in neutral equilibrium at points \( b \) and 2 .
(3) No power is delivered by the force on the particle at points 1,3, and \( b \).
(4) The particle has least kinetic energy at position 1.
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