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find work done
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Asked by ashutosharnold1998 | 13 Jun, 2020, 11:50: AM
answered-by-expert Expert Answer
When a charge is taken from one position to another positon the work done in electric field is
Work done = Change in potential energy
W equals U subscript f minus U subscript i W equals fraction numerator K Q q over denominator 4 πε subscript 0 straight b end fraction minus fraction numerator K Q q over denominator 4 πε subscript 0 a end fraction W equals fraction numerator K Q q over denominator 4 πε subscript 0 end fraction open square brackets 1 over b minus 1 over a close square brackets
Answered by Utkarsh Lokhande | 13 Jun, 2020, 16:05: PM
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