TS EAMCET 5 May 2018 Shift 1 Solved Paper

A solid sphere of radius r1 = 1 cm carries charge distributed uniformly over it with density ρ = - 3 C/cm3. It is surrounded by a concentric spherical shell of radius r2 = 2 cm carrying uniform charge density ρ2 =

1

2

C/cm2. If Ed denotes the magnitude of the electric field at distance d from the common centre of the spheres , then