Work Energy And Power Question 302

Question: The force acting on a body moving along x-axis varies with the position of the particle as shown in the figure. The body is in stable equilibrium at:

Options:

A) x=x1

B) x=x2

C) both x1 and x2

D) neither x1 nor x2

Show Answer

Answer:

Correct Answer: B

Solution:

[b] If a particle at x1 is displaced slightly towards left or right the force is in the same direction.

Hence the equilibrium is unstable.

Whereas at x2 the force is directed opposite to displacement.



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