ElectrostaticsHard
Question
An insulating solid sphere of radius ′R′ is charged in a non-uniform manner such that volume charge density ρ = 
, where A is a positive constant and r the distance from centre. Electric field strength at any inside point at distance r1 is :
, where A is a positive constant and r the distance from centre. Electric field strength at any inside point at distance r1 is :Options
A.
B.
C.
D.
Solution
Charge enclosed by sphere of radius r1
q = ∫ ρ4πr2 dr =
4πr2dr = 
Required electric field =
Create a free account to view solution
View Solution FreeMore Electrostatics Questions
Two parallel plates separated by a distance of 5 mm are kept at a potential difference of 50 V. A particle of mass 10-15...Deutron and an α−particle are separated in air by a distance 1. The magnitude of electric field acting on an ...Two large vertical and parallel metal plates having a separation of 1 cm are connected to a DC voltagesource of potentia...A charge is placed at a distance r from the axis of dipole. Force acting on it is F. If distance is made to double then ...Figure represents a square carrying charges +q, +q, -q, -q at its four corners as shown. Then the potential will be zero...