Question

The electric intensity due to a uniformly charged infinite cylinder of radius `R` , at a distance `r(gt R)` , from its axis is proportional to
A. `r^(2)`
B. `r^(3)`
C. `r^(-1)`
D. `r^(-2)`

Answer 1

Correct Answer - 3

`E = (lambda)/(2 pi in_(0) r)`
`E prop (1)/(r )`