NSEP Practice Questions - National Standard Examination In Physics Exam

A conservative force F = -kx acts on a particle. What is the work done by this force in moving the particle from x = a to x = b?

-0.5 * k * (b^2 - a^2) 0.5 * k * (b^2 - a^2) -k * (b - a) k * (b - a)

-0.5 * k * (b^2 - a^2)

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