Electric Field Calculator

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Calculates the electric field strength created by a point charge.

How To Use

How to use this calculator

Start with your values, or try a preset.

Step 1

Enter Charge (C) and Distance from Charge (m) in the units shown.

Step 2

Read Electric Field Strength (N/C) in the results panel. Results update as you change the inputs.

Step 3

Choose a preset to load an example, then adjust the values for your situation.

Worked Examples

See the inputs and their calculated results.

Charge (C): 0.000001 C; Distance from Charge (m): 1 m

Electric Field Strength (N/C): 9,000 N/C

Charge (C): 0.000002 C; Distance from Charge (m): 2 m

Electric Field Strength (N/C): 4,500 N/C

Charge (C): 0.000001 C; Distance from Charge (m): 0.5 m

Electric Field Strength (N/C): 36,000 N/C

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