ElectrostaticsEasy
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
Four charges are arranged at the corners of a square ABCD as shown in the figure. The force on the charge kept at the ce...Which of the following quantites depends on the choice of zero potential or zero potential energy ?....Two charges + q and + q are r distant apart. The force between them is F. If one is fixed and other rotates in circle of...Three point charges 1C, 2C and 3C are placed at the corners of an equilateral triangle of side 1m. The work required to ...A point charges 50μC is located in the XY plane at the point of position = (2î + 3ĵ) vector meter. What i...