A spring that has a spring constant of 1400 N/m is stretched to a length of 2.5 m. If the normal length of the spring is 1.0 m, how much elastic potential energy is stored in the spring?

Question

Physics

Chance Harvey

3 April, 02:44

A spring that has a spring constant of 1400 N/m is stretched to a length of 2.5 m. If the normal length of the spring is 1.0 m, how much elastic potential energy is stored in the spring?

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Misha · Answer 1

Elastic potential energy is the energy that is stored from the deformation of an object that is elastic like a spring. It is calculated by one half of the product of the spring constant and the square of the displacement. We do as follows:

PE = kx^2/2

PE = (1400) (2.5-1) ^2 / 2

PE = 1575 J