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15.1 Forces and springs

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Question 31
F

The table shows measurements for a spring that obeys Hooke's law.

Force in N\mathrm{N}NSpring length in cm\mathrm{cm}cm
2.014.0
5.020.0

What is the unstretched length of the spring?

[1]
A

8.0 cm8.0\ \mathrm{cm}8.0 cm

B

6.0 cm6.0\ \mathrm{cm}6.0 cm

C

10.0 cm10.0\ \mathrm{cm}10.0 cm

D

12.0 cm12.0\ \mathrm{cm}12.0 cm

Markscheme

15.1 Forces and springs Questions

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

102 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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