A plastic rod of length 2.2m and radius 3.6 mm carries a negative charge of `3.8xx10^(-7) C`
Channel: Doubtnut
Date: 16/08/2020

A plastic rod of length 2.2m and radius 3.6 mm carries a negative charge of `3.8xx10^(-7) C` spread uniformly over its surface. What is the electric field near  the mid-point  of the rod, at a point on its surface?