Ts Eamcet
Electrostatics
TS EAMCET 2020 (Online) 14th September Morning Shift
MCQ+1 / -02020
In a regular polygon of 10 sides, each corner is at a distance $R$ from the centre. Identical charges are placed at 9 corners. At the centre, the magnitude of electric field is $E$ and the potential is $V$. The ratio $\frac{V}{E}$ is