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Sahay Sir > Question Answers > Cengage JEE Mains Physics by B.M Sharma > Chapter 18 - Electric Potential and Capacitance > The potential at a point x (measured in m) due to some charges situated on the x-axis is given by V(x) = (20 /x^2- 4) volts. The electric field E at x=4 um is given by :

The potential at a point x (measured in m) due to some charges situated on the x-axis is given by V(x) = (20 /x^2- 4) volts. The electric field E at x=4 um is given by :

The potential at a point x (measured in m) due to some charges situated on the x-axis is given by V(x) = (20 /x^2- 4) volts. The electric field E at x=4 um is given by :