Physics 2

Coulomb’s Law (force between two point charges) F_e:

Electric Field E:

Electric Field for point charge E:

Electric field for continuous distribution E:

Volume Charge Density p:

Surface Charge Density:

Linear Charge Density:

Electric Flux:

Gauss’ Law (Electric Flux):

Potential Difference:

Work:

Change in potential (uniform field only):

Change in potential energy (uniform field only):

Electric Field (From Potential):

Potential (Point Charge):

Electric Potential (continuous charge distribution):

Capacitance:

Capacitance for Parallel Plate Capacitor:

Parallel Capacitors:

Series Capacitors:

Energy Stored in Capacitor:

Electric density:

Permittivity of Dielectric Material:

Average Current

Instantaneous Current

Current Density

Macroscopic Ohms Law

Ohms Law

The resistance of a uniform block of material

The relation between a resistivity and conductivity

Temperature dependence on resistance

Electric Power

Two resistors connected in series

Two resistors connected in parallel

Junction Rule

Loop Rule

Charging Capacitor

Charge on the Capacitor as a Function of Time

Current as a function of time

Time constant

discharging a capacitor

Magnetic force on a moving charge

Magnetic force on a current carrying wire

Biot-Savart law

Ampere’s law

Gauss’ law in magnetism

Faraday’s law

Lenz’a law