A particle moves under the in uence of a conservative interaction that can be re

Question

A particle moves under the in uence of a conservative interaction that can be represented by the potential energy curve U(x) shown in the gure below. For each of the points labeled below, indicate which answer is correct. You will have only one chance to answer each part correctly. The possible answers are:

(I) This is a point of stable equilibrium.

(II) This is a point of unstable equilibrium.

(III) This is a point of neutral equilibrium.

(IV) The particle feels a force to the right at this point.

(V) The particle feels a force to the left at this point. Note that the answers may be used more than once.

Explanation / Answer

i) A
ii) C,E
iii) None
iv) D
v) B

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