Physics Formula
Electric Field Formula Formula
Calculates electric field strength from force and charge.
Formula Summary
Electric Field Formula
Calculates electric field strength from force and charge.
- Category
- Physics
- Equation
- E = F / q
- Calculator
- Use Electric Field Formula Calculator →
Equation
E = F / q
Variables
- E = electric field
- F = electric force
- q = charge
Units
- Electric Field: newtons per coulomb (N/C) or volts per meter (V/m)
- Force: Newton (N)
- Charge: Coulomb (C)
When To Use This Formula
Use this formula when calculating the strength of an electric field produced by a force acting on a charge.
Rearranged Equations
- F = Eq
- q = F / E
How to Use This Formula
- Identify the known values from the problem statement.
- Convert all values into compatible units.
- Substitute the values into the equation and calculate the result.
- Check that the final answer has the correct unit and meaning.