The electric intensity of outside a charged sphere of radius R at a distance `r (r gt R)` is

Options

A. `(sigma R^(2))/(epsi_(0) r^(2))`
B. `(sigma r^(2))/(epsi_(0)R^(2))`
C. `(sigma r)/(epsi_(0)R)`
D. `(sigmaR)/(epsi_(0)r)`

Answer

A

Explanation

The electric intensity outside a charged sphere , `E = (sigma R^(2))/(epsi_(0) r^(2))`