A positive charge `Q` is placed at the centre `O` of a thin metalic spherical shell. Select the correct statements from the following: (i) The electric field at any point outside the shell is zero (ii) The electrostatic potential at any point outside the shell is `(Q)/(4 pi epsilon_(0) r)` , where `r` is the distance of the point from `O` (iii) The outer surface of the spherical shell is an equipotential surface (iv) The electric field at any point inside the shell , other than `O` , is zeroA. `(i),(ii)`B. `(ii),(iii)`C. `(i),(iv)`D. all

A positive charge `Q` is placed at the centre `O` of a thin metalic sp

1.	A positive charge `Q` is placed at the centre `O` of a thin metalic spherical shell. Select the correct statements from the following: (i) The electric field at any point outside the shell is zero (ii) The electrostatic potential at any point outside the shell is `(Q)/(4 pi epsilon_(0) r)` , where `r` is the distance of the point from `O` (iii) The outer surface of the spherical shell is an equipotential surface (iv) The electric field at any point inside the shell , other than `O` , is zeroA. `(i),(ii)`B. `(ii),(iii)`C. `(i),(iv)`D. all
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