A-LevelPhysicsDeformation of solids9702/12 · May/June 2016 · Q201 Mark

A spring balance consists of a spring of length 20.0 cm with a hook attached. When a fish of mass 3.0 kg is suspended from the hook, the new length of the spring is 27.0 cm. What is the spring constant of the spring?

A4.2 Nm⁻¹

B43 Nm⁻¹

C110 Nm⁻¹

D420 Nm⁻¹

✓ Correct answer

D: 420 Nm⁻¹

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Topic: Deformation of solids, A-Level Physics (syllabus 9702). Multiple choice, 1 mark.
Source: A-Level Physics, May/June 2016 Paper 1 Variant 2, question 20.

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