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Two point charges q and 4q are held at separation .At what distance the electric field due to them is zero?

BODDOJU RAMA KRISHNACHARI , 12 Years ago
Grade 12
anser 2 Answers
GOROJANAPU KIRAN

q-----x---,---(d-x)------4q

x^2/(d-x)^2=1/4

x/(d-x)=1/2

d/x-1=2

d/x=3/2

x=2/3d

Last Activity: 12 Years ago
vamsi
q-----x---,---(d-x)------4q x^2/(d-x)^2=1/4 x/(d-x)=1/2 d/x-1=2 d/x=3/2 x=2/3d
Last Activity: 12 Years ago
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