vectors-m

Question: A particle acted on by two forces $3\mathbf{i}+2\mathbf{j}-3\mathbf{k}$ and $2\mathbf{i}+4\mathbf{j}+2\mathbf{k}$ is displaced from the point $\mathbf{i}+2\mathbf{j}+\mathbf{k}$ to $5\mathbf{i}+4\mathbf{j}+2\mathbf{k}.$ The total work done by the forces is equal to



1) 63 unit
2) 39 unit
3) 33 unit
4) 31 unit
Solution: Explanation: No Explanation
Scalar Product Dot Product

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