A force ~F = Fx ˆı+Fy ˆ| acts on a particle that

undergoes a displacement of ~s = sx ˆı + sy ˆ|
where Fx = 10 N, Fy = −1 N, sx = 5 m, and
sy = 3 m.
Find the work done by the force on the
particle.
Answer in units of J

b)
Find the angle between ~F and ~s.
Answer in units of �

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