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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > Four similar charges each of charge +q are placed at four corners of a square of side a. Find the value of integral −∫a/2√∞E→.d→r. (in volts) if value of integral −∫0 a/2√E→.dr→ = root 2Kq /a( where K= 1/ 4 π ε0 )

Four similar charges each of charge +q are placed at four corners of a square of side a. Find the value of integral −∫a/2√∞E→.d→r. (in volts) if value of integral −∫0 a/2√E→.dr→ = root 2Kq /a( where K= 1/ 4 π ε0 )

B C and D are marked which are equidistant from the origin. If Va then There exists a uniform electric field in the space as shown. Four point6s A Vb Vc and Vd are their potentials