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An object is moving along a straight lin...

An object is moving along a straight line path from `P` to `Q` under the action of force `vec(F)=(4hat(i)-3hat(j)+2hat(k))N`. If the co`-`ordinate of `P & Q` in metres are `(3,2,-1) & (2,-1,4)` respectively. Then the work done by the force is `:`

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