How To Estimate Spring Constant For An Object. The spring constant, k, is a measure of the stiffness of the spring. How to calculate the work done by a spring system on an object steps for calculating the work done by a spring system on an object.

The formula to calculate spring constant (k) is as follows. Identify the spring constant, k, of the spring. The formula for hooke’s law specifically relates the change in extension of the spring, x , to the restoring force, f , generated in it: