Spec 1PH0
Revise Edexcel GCSE Physics 15.1.3 Work done in stretching a spring with the question bank and revision guides.
Use the equation to calculate the work done in stretching a spring: energy transferred in stretching (joule, J) = 0.5 × spring constant (newton per metre, N/m) × (extension (metre, m))²; E = ½ × k × x².