# Electric Flux

Electric Flux is the amount of electric field penetrating a surface

# Point Charge Inside a Hollow Sphere

Place a point charge inside a hollow sphere of radius R.

Determine the flux through the sphere

# Gauss's Law

Useful for finding the electric field due to charge distributions for cases of:

Spherical Symmetry

Cylindrical Symmetry

Planar Symmetry

# Practice Question 1

Find the electric field inside and outside a thin hollow shell of uniformly distributed charge Q

# Practice Question 2

Find the electric field E to an infinite plane of uniform charge density σ.

# Practice Question 3

Find the electric field outside and between two oppositely-charged parallel planes or plates

# Practice Question 4

Find the electric field strength at a distance R from an infinitely long uniformly charged wire of linear charge density λ

# 2008 Free Response Question 1

# 2011 Free Response Question 1