MCQOPTIONS
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MCQOPTIONS
| 1. |
Two concepts spheres of radii R and r have similar charges with equal surface charge densities \[\left( \sigma \right).\] what is the electric potential at their common center? |
| A. | \[\sigma /{{\varepsilon }_{0}}\] |
| B. | \[\frac{\sigma }{{{\varepsilon }_{0}}}\left( R-r \right)\] |
| C. | \[\frac{\sigma }{{{\varepsilon }_{0}}}\left( R+r \right)\] |
| D. | None of these |
| Answer» D. None of these | |