A force , where , acts on a particle in the -direction. Find the work done by this…

PHYSICS · Numerical · AP · Physics C: Mechanics · Work Energy and Power · Work Energy and Power

Problem

A force

F=-\frac{k}{x^2}

, where

x\ne0

, acts on a particle in the

x

-direction. Find the work done by this force in displacing the particle from

x=+a

x=+2a

, where

k

is a positive constant.