Engineers use photoelastic models to:

  1. find weak points in designs such as bridges, hooks and gears
  2. make models heavier
  3. measure sound levels
  4. test electrical circuits
Answer

A) find weak points in designs such as bridges, hooks and gears

Stress patterns guide design. SLO P-11-D-17 · Understanding

Physics MCQ · More Polarization MCQs · Practise