. . . "Hooke???s Law of ElasticityThe Law: Hooke???s Law of Elasticity states that if an object, such a spring, is elongated by some distance x, then the restoring force F exerted by the object is proportional to x:The k is a constant called the spring constant if the object is a spring.The Man Behind the Law: Robert Hooke (1635 - 1702) was an English physicist and polymath." .