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2.3 Forces in action

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Question 12
F

A spring has an original length of 8.0 cm.

A load is hung on the spring and its length becomes 12.0 cm.

The load is removed. The length of the spring is now 9.0 cm.

Which statement is correct?

[1]
A

The spring was deformed plastically, and the extension with the load was 4.0 cm4.0\ \text{cm}4.0 cm

B

The spring was deformed elastically, and the extension with the load was 4.0 cm4.0\ \text{cm}4.0 cm

C

The spring was deformed plastically, and the extension with the load was 12.0 cm12.0\ \text{cm}12.0 cm

D

The spring was deformed elastically, and the extension with the load was 1.0 cm1.0\ \text{cm}1.0 cm

Markscheme

2.3 Forces in action Questions

  1. GCSE
  2. /Physics
  3. /2.3 Forces in action

46 exam-style questions on OCR GCSE Physics 2.3 Forces in action, covering 2.3.1 Stretching, bending and compressing, 2.3.2 Elastic and plastic deformation, 2.3.3 Force and extension of a spring, 2.3.4 Linear and non-linear force-extension behaviour, 2.3.5 The spring constant, 2.3.6 Work done in stretching, 2.3.7 Gravitational fields, 2.3.8 Weight and gravitational field strength, 2.3.9 Acceleration in free fall, 2.3.10 Relating force, mass and gravitational field strength, 2.3.11 Forces causing rotation, 2.3.12 The moment of a force, 2.3.13 Levers and gears, 2.3.14 Pressure in fluids, and 2.3.15 Pressure, force and contact area. Each one has a worked solution and a mark scheme showing where the marks go.

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