1.

An object is displaced from position →r1=^i+2^j m to →r2=2^i+4^j m under the action of force →F=(6x2^i+4y^j) N. Find the work done by this force.

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An object is displaced from position r1=^i+2^j m to r2=2^i+4^j m under the action of force F=(6x2^i+4y^j) N. Find the work done by this force.



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