Potential energy U(x) and associated force F(x) bear the relation F(x)=−dU(x)dx. Dependence of potential energy of a two-particle system on the separation x between them is shown in the following figure.Which of the following graphs shows the correct variation of force F(x) with x?

Potential energy U(x) and associated force F(x) bear the relation F(x)

1.	Potential energy U(x) and associated force F(x) bear the relation F(x)=−dU(x)dx. Dependence of potential energy of a two-particle system on the separation x between them is shown in the following figure.Which of the following graphs shows the correct variation of force F(x) with x?
Answer» Potential energy $U (x)$ and associated force $F (x)$ bear the relation $F (x) = \frac{- d U (x)}{d x}$ . Dependence of potential energy of a two-particle system on the separation $x$ between them is shown in the following figure. Which of the following graphs shows the correct variation of force $F (x)$ with $x$ ?

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Potential energy U(x) and associated force F(x) bear the relation F(x)=−dU(x)dx. Dependence of potential energy of a two-particle system on the separation x between them is shown in the following figure.Which of the following graphs shows the correct variation of force F(x) with x?

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