Eₚ = mgh

Gravitational potential energy

Gaining height stores energy proportional to mass and height difference.

MINTSI
01

Inputs

Energy relative to a chosen datum.

Lifted mass.

Local gravitational acceleration, about 9.81 m/s² near sea level.

Vertical height difference from datum.

02

Result

Select a target and calculate.

Calculation

Eₚ = m · g · h

Gaining height stores energy proportional to mass and height difference.

Understand the inputs
  • Potential energy EₚEnergy relative to a chosen datum.
  • Mass mLifted mass.
  • Gravitational acceleration gLocal gravitational acceleration, about 9.81 m/s² near sea level.
  • Height difference hVertical height difference from datum.
Example

Lifting 100 kg by 10 m: 9.81 kJ.

Assumptions and limits

Constant g and no friction or efficiency losses.

Sources