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15.1 Forces and springs

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Question 3

A spring inside a mountain bike suspension fork has a spring constant of 320 N/m.

Calculate the work done in stretching this spring by 0.15 m.

State the unit.

Use the equation:

Ee=12kx2 E_e = \frac{1}{2} k x^2 Ee​=21​kx2
[3]
Markscheme

15.1 Forces and springs Questions

  1. GCSE
  2. /Physics
  3. /15.1 Forces and springs

23 exam-style questions on Edexcel GCSE Physics 15.1 Forces and springs, covering 15.1.1 Elastic and inelastic distortion, 15.1.2 The spring constant, 15.1.3 Work done in stretching a spring, and 15.1.4 Linear and non-linear force–extension. Each one has a worked solution and a mark scheme showing where the marks go.

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