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Homework Help: Physics Please help !!

Posted by member of physics on Tuesday, October 23, 2012 at 12:05am.

A single conservative force = (6.0x - 12) 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 23 J at x = 0.
(a) Write an expression for U as a function of x, with U in joules and x in meters.
U(x) =

(b) What is the maximum positive potential energy?
J

(c) At what negative value of x is the potential energy equal to zero?
m

(d) At what positive value of x is the potential energy equal to zero?
m

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