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A particle which is experiencing a force...

A particle which is experiencing a force given by `vecF=3veci-12vecj`, undergoes a displacement of `vecd=4veci`. If the particle had a kinetic energy of 3 J at the beginning of the displacement, what is its kinetic energy (in joule) at the end of the displacement?

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To solve the problem, we will follow these steps: ### Step 1: Identify the Given Information We have: - Force \( \vec{F} = 3\hat{i} - 12\hat{j} \) N - Displacement \( \vec{d} = 4\hat{i} \) m - Initial kinetic energy \( KE_i = 3 \) J ...
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