Physics (AS & A Level) · May / June 2021 · Paper 13 · Question 20

The stress σ in a material is given by the equation shown. σ = F/A The strain ε in the same material is given by the equation shown. ε = x/L Which expression gives the Young modulus of the material?

1. Aε/σ
2. BFx/AL
3. Cσx/L
4. DF/(Aε)

As printed in the paper