Physics (AS & A Level) · May / June 2026 · Paper 13 · Question 20

The graph shows the relationship between the applied force and the extension for a spring. X is the work done by the force in extending the spring from 0 to 10 mm. Y is the work done by the force in extending the spring from 10 mm to 20 mm. What is the ratio X : Y ?

1. A1 : 1
2. B1 : 2
3. C1 : 3
4. D1 : 4

As printed in the paper