Elastic Potential Energy Calculator

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Calculates the energy stored in a deformed elastic object, like a spring (PE = 1/2 kx²).

How To Use

How to use this calculator

Start with your values, or try a preset.

Step 1

Enter Spring Constant (k) and Displacement (x) in the units shown.

Step 2

Read Elastic Potential Energy (PE) 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.

Spring Constant (k): 10 N/m; Displacement (x): 0.5 m

Elastic Potential Energy (PE): 1.25 J

Spring Constant (k): 20 N/m; Displacement (x): 0.25 m

Elastic Potential Energy (PE): 0.625 J

Spring Constant (k): 50 N/m; Displacement (x): 0.1 m

Elastic Potential Energy (PE): 0.25 J

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