please explaination of the ans needed. please provide ans of the these Two Q.
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both of them?
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24.let the distance be r
q1=40
q2=-20
Fi=kq1q2/r²
=-k800/r²
now after joining the charge get redistributed equally
q1'=q2'=q=40-20/2=10
Ff=k*10*10/r²
=100k/r²
Fi/Ff=8/1
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