Spring Constant
Physics: Cambridge International GCSE Supplement, topic 1.5.1
Extension

Extension and spring constant
- When a force is applied to a spring, it stretches.
- The extension of a spring is the increase in its length from its original (rest) length.
- Extension is measured in metres (m).
Test yourself on Spring Constant
In the context of springs, what is extension?
What is the limit of proportionality?
What do you measure when investigating Hooke's Law?
Which of the following statements are true according to Hooke's Law and the Limit of Proportionality?