Recently Added Physical Formulas

· Electrical Capacitance in an Electronic Circuit
· Electrical Capacitance
· Conductor in Static Electric Field
· Electrical Conductance and Electrical Resistance
· Current Density

Additional Formulas

· Coulomb's Law
· Gauss' Law
· Application of Gauss’s Theorem
· Joule's Law
· Kirchhoff's Current Law
· Fundamental Postulates of Electrostatics In Free Space
· Wave
· Refraction and Reflection
· Electromotive Force
· Electrostatic Force

Current Location > Physics Formulas > Electromagnetism > Electrostatic Force

Electrostatic Force

The force on a stationary charge q1 in an electric field E is:
F = q · E

If we put a charge q2 into the electric field caused by q1, where q1 is at the center of the coordinate. Then the force F12 due to electric field intensity E12 of q1 at q2 is given by: