A single conservative force `F(x)` acts on a `1.0-kg` particle that moves along the x-axis. The potential energy `U(x)` is given by `U(x)=20+(x-2)^2` where x is in meters. At `x=5.0m`, the particle has a kinetic energy of `20J`. What is the mechanical energy of a system?A. zeroB. 20 JC. 29 JD. 49 J

A single conservative force `F(x)` acts on a `1.0-kg` particle that mo

1.	A single conservative force `F(x)` acts on a `1.0-kg` particle that moves along the x-axis. The potential energy `U(x)` is given by `U(x)=20+(x-2)^2` where x is in meters. At `x=5.0m`, the particle has a kinetic energy of `20J`. What is the mechanical energy of a system?A. zeroB. 20 JC. 29 JD. 49 J
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A single conservative force `F(x)` acts on a `1.0-kg` particle that moves along the x-axis. The potential energy `U(x)` is given by `U(x)=20+(x-2)^2` where x is in meters. At `x=5.0m`, the particle has a kinetic energy of `20J`. What is the mechanical energy of a system?A. zeroB. 20 JC. 29 JD. 49 J

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