Question

Electric field variation with distance r from centre of a non conducting solid sphere shown in graph then find the net charge inside the sphere .​

Answer 1

Answer:

192π€°

at r<R

E = Kq/R^3 × r

R = 4m

E/r = slope = tantheta

K = 1/4π€°

Thanks for Reading

Answer 2

192π€

This the answer by calculating