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A force `(3hati+2hatj)` N displaces an object through a distance `(2hati-3hatj)` m. The work done is :A. zeroB. 12 JC. 5 JD. 13 J |
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Answer» Correct Answer - 1 W `= vecF*vecS= (3hati +2hatj)*(2hati-3hatj)= 6-6=0` |
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