1.

A conservativeforce acts on a particleas the particle moves along the positive x-axis fromorigin origin to x=2m. The force is parallel to x-axis. Now, consider four different cases, as shown in the figures, 1, 2, 3, and 4, where the forces is shown as a function of x. Rank the situations according to the change in potentialenergy associated with the force, least ( or most negative) to greatest ( or most positive).

Answer»

2, 1, 4, 3
3, 4, 1, 2
1, 2, 3, 4
4, 2, 3, 1

Answer :A


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