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CGP EDU Academic Team
Published on: September 12, 2026
If force \vec{F} = 4\hat{i} + 5\hat{j} and displacement \vec{s} = 3\hat{i} + 6\hat{k} then the work done is
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Verified by ExpertsThe correct answer is:
A
\(\mathbf{W} = \vec{\mathbf{F}} \cdot \vec{\mathbf{S}} = (4\hat{i} + 5\hat{j}) \cdot (3\hat{i} + 6\hat{j}) = 42\)
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