engineering recuitment AAI ATC Junior Executive 2025 Mock Test Series Physics Electric Fields and Gauss' Law Gauss’s Law
σ is the uniform surface charge density of a thin spherical shell of radius R. The electric field at any point on the surface of the spherical shell is :
1
σ/∈0R
2
σ/2∈0
3
σ/∈0
4
σ/4∈0