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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > Three charges ( each Q ) are placed at the three corners of an equilateral triangle. A fourth charge q is placed at the centre of the triangle . The ratio [q/Q] so as to make the system in equilibrium is

Three charges ( each Q ) are placed at the three corners of an equilateral triangle. A fourth charge q is placed at the centre of the triangle . The ratio [q/Q] so as to make the system in equilibrium is

A positive point charge 50 muC is located in the plane xy at a point with radius vector r0 = 2i + 3j . THe electric field vector E at a point with radius vector r = 8 i - 5 j is where r0 and r are expressed in meter