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A 5.0 kg block moves in a straight line on a horizontal frictionless surface under the influence of a force that varies with position as shown in the figure. The scale of the figure's vertical axis is set by Fs = 14.0 N. How much work is done by the force as the block moves from the origin to x = 8.0 m?

-F02 46 Position (m) Force (N)

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Answer #1

will be equal to Ared of F 8 a work done graph Area = 10x2 + + x2 (10) +0+1(2)(-5) Recto next tringle 1. below tringle = 25 l

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