A bolt is acted on by a tensile force, as illustrated. The bolt has a circular cross-section. At end X the diameter is $2d$. At end Y the diameter is $d$. What is the ratio $\frac{\text{stress at Y}}{\text{stress at X}}$?
- A0.25
- B0.50
- C2.0
- D4.0
Physics 9702 · AS & A Level · Stress and strain