Elastic Potential Energy Calculator

  • Enter the spring constant, compression, and mass.
  • Select the unit of measurement from the dropdown.
  • Click "Calculate" to calculate the elastic potential energy, gravitational potential energy, and total energy.
  • View the results along with detailed explanations and formulas.
  • Use the "Copy Results" button to copy the results to the clipboard.
  • Explore your calculations with the dynamic chart.
  • Clear the inputs and results using the "Clear Inputs" button.

Elastic potential energy is a type of potential energy stored in an object due to its elastic deformation. It represents the energy stored in a material’s stretched or compressed bonds. When an elastic object, such as a spring or a rubber band, is stretched or compressed, its potential energy increases. Upon release, this stored energy is converted back into kinetic energy, allowing the object to return to its original shape. Elastic potential energy is a fundamental concept in physics and has wide-ranging applications in various fields, including mechanics, engineering, and sports science.

Concepts and Formulae

The elastic potential energy of an object can be calculated using the following formula:

Elastic Potential Energy = ½ * k * Δx²


  • k is the spring constant, a measure of the stiffness of the object
  • Δx is the change in length or displacement of the object

The spring constant (k) is a material property and represents the force required to produce a given amount of displacement. The higher the spring constant, the stiffer the material and the more force required to deform it.

Benefits of Elastic Potential Energy Calculator

Elastic potential energy calculators offer several advantages, including:

  1. Accuracy: Manual calculations of elastic potential energy can be prone to errors, such as misplacing decimal points or overlooking units. An elastic potential energy calculator eliminates human error and ensures precise results.
  2. Efficiency: Calculating elastic potential energy for various objects or spring constants can be time-consuming. An elastic potential energy calculator can quickly and accurately compute elastic potential energy for any spring constant and displacement combination.
  3. Exploring Elastic Properties of Materials: By calculating elastic potential energy for different materials, individuals can gain insights into the elastic properties of those materials and compare their stiffness.
  4. Understanding Mechanical Systems: Elastic potential energy is a crucial concept in understanding various mechanical systems, such as springs, pendulums, and trampolines. Calculators can help visualize and quantify the energy stored and released in these systems.
  5. Problem-Solving Tool: Elastic potential energy calculations are valuable tools for solving various problems in physics, engineering, and other fields that involve elastic objects or energy transformations.

Facts about Elastic Potential Energy

  1. Elastic potential energy is stored in the bonds of materials. When an elastic object is deformed, its bonds stretch or compress, storing energy as elastic potential.
  2. Elastic potential energy is conservative. This means the energy stored can be fully recovered when the object returns to its original shape.
  3. Elastic potential energy has a wide range of applications. It is used in various devices and systems, from simple toys and trampolines to complex machinery and suspension systems.


  1. Physics for Scientists and Engineers with Modern Physics by Serway, Jewett, and Fitzgerald (2018)
  2. University Physics with Modern Physics by Young and Freedman (2018)
  3. Mechanics by Landau and Lifshitz (2013)


Elastic potential energy calculators are valuable tools that simplify elastic potential energy calculations, ensure accuracy, and enhance understanding of mechanical systems and energy transformations. They are widely used in various fields and play a crucial role in problem-solving and exploring the properties of materials. By understanding the principles of elastic potential energy and utilizing elastic potential energy calculators, individuals can improve their problem-solving abilities and gain a deeper understanding of mechanical phenomena.

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