A point charge q is placed inside a conducting spherical shell if inner radius 2R and outer radius 3R at a distance of R from the centre of the shell. The electric potential at the centre of shell will be `1/(4piepsilon_0)`

Options

A. `q/2R`
B. `4q/3R`
C. `5q/6R`
D. `2q/3R`

Answer

C