Four charged particles (two having a charge $+ Q$ and two having a charge $- Q$ ) are arranged in the $x y$-plane, as shown in the figure. These particles are all equidistant from the origin. The electric potential (relative to infinity) at point $\mathrm { P }$ on the $z$-axis due to these particles, is

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The Answer of Four charged particles (two having a charge $+ Q$ and two having a charge $- Q$ ) are arranged in the $x y$-plane, as shown in the figure. These particles are all equidistant from the origin. The electric potential (relative to infinity) at point $\mathrm { P }$ on the $z$-axis due to these particles, is

Four Charged Particles (Two Having a Charge +Q+ Q+Q And Two Having a Charge

Four Charged Particles (Two Having a Charge $+ Q$ And Two Having a Charge