Answer to Question #263787 in Physics for King

Question #263787

A force = 8 î − 3 ĵ N

acts on a particle that undergoes a displacement Δ = 2 î + ĵ m.

(a) Find the work done by the force on the particle.

Expert's answer

"W=(\\vec F\\cdot \\vec r)=(8\\vec i-3\\vec j)(2\\vec i+\\vec j)=13\\ (J)" . Answer

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