Four similar charges each of charge `+q` are placed at four corners of a square of side a. Find the value of integral `-int_(infty)^(a//sqrt(2)) vec(E).vec(d)r.` (in volts) if value of integral `-int_(a//sqrt(2))^(0) vec(E).vec(dr)=(sqrt(2)Kq)/(a)("where" K=(1)/(4 pi epsilon_(0)))`A. `(4Kq)/(a)`B. `(3Kq)/(a)`C. `(3sqrt(2)Kq)/(a)`D. `(4sqrt(2)Kq)/(a)`

Four similar charges each of charge `+q` are placed at four corners of

1.	Four similar charges each of charge `+q` are placed at four corners of a square of side a. Find the value of integral `-int_(infty)^(a//sqrt(2)) vec(E).vec(d)r.` (in volts) if value of integral `-int_(a//sqrt(2))^(0) vec(E).vec(dr)=(sqrt(2)Kq)/(a)("where" K=(1)/(4 pi epsilon_(0)))`A. `(4Kq)/(a)`B. `(3Kq)/(a)`C. `(3sqrt(2)Kq)/(a)`D. `(4sqrt(2)Kq)/(a)`
Answer» Correct Answer - C

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