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15.1 Forces and springs

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Question 35
F

A spring has a spring constant of 40 N/m.

a.

A force of 6.0 N is applied to the spring.

Calculate the extension of the spring.

Give your answer in cm\text{cm}cm.

[3]
b.

A second spring stretches by 5.0 cm when a force of 6.0 N is applied to it.

Calculate the spring constant of the second spring.

[3]
c.

Explain which of the two springs is harder to stretch.

[2]
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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