Question

A single conservative force F with arrow = (7.0x − 12)i hat N where x is in meters, acts on a particle moving along an x axis. The potential energy U associated with this force is assigned a value of 29 J at x = 0.

(a) Write an expression for U as a function of x, with Vin joules and x in meters. U(x) (b) What is the maximum positive potential energy? (c) At what negative value of x is the potential energy equal to zero? (d) At what positive value of xis the potential energy equal to zero? 1.71 X m energy negative of the integral of the force with respect to position Did you integrate the force function from X 0 to x? Did you set the initia change in the potential is the The potential energy (at x 0) equal to the given amount?

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2 U 2820S12 18 7136 18133

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