please provide explaination.
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4q is at origin
Q at l/2
and q at l
Fnet=F1+F2=0
F1=-F2
F1=k*4q*q/l²
F2=k*Q*q/(l/2)²
F1=-F2
k*4q*q/l²=-4k*Q*q/l²
4q²=-4qQ
Q=-q
PSN03:
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what you do
are you a non medical student
yes
engineering
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