Question

What is the stretch when you pull with a force of 25 N on a spring with a spring constant of 8 N/m? *

Answer 1

Hooke's Law

$\tt F=k.\Delta x$

k = spring constant

x = stretch

F = force

Input the value

$\tt \Delta x=\dfrac{F}{k}=\dfrac{25}{8}=3.125\rightarrow 3.13\:m$