Physics 9702 · AS & A Level · Stress and strain

Stress and strain — practice question

In an experiment, two wires are pulled tight: one is brass and the other is steel. Throughout the experiment, both wires follow Hooke’s law. The Young modulus of brass is lower than the Young modulus of steel. Which graph shows the way stress changes with strain for both wires in this experiment?

    Worked solution & mark scheme

    This 1-mark question has a full step-by-step worked solution and mark scheme.

    • Full mark scheme, point by point
    • Step-by-step worked solution
    • Write your answer & get it marked instantly by AI