Composite Engineering Challenge
A rigorous assessment of modern composite design concepts for seasoned materials scientists.
Quiz Questions
Answer all questions below and test your knowledge.
- 1
Which rule governs load transfer efficiency from matrix to fiber in a unidirectional composite under axial tension?
- 2
In a carbon‑epoxy laminate, which stacking sequence provides the highest in‑plane shear stiffness?
- 3
What is the primary advantage of using a thermoplastic matrix over a thermoset in aerospace composites?
- 4
Which micromechanical model predicts effective elastic modulus of a short‑fiber composite with random orientation?
- 5
For a hybrid composite containing both glass and aramid fibers, which failure mode is most likely under high strain-rate impact?
- 6
What temperature range defines the glass transition region for a typical epoxy resin used in composites?
- 7
In a woven fabric reinforcement, increasing the warp density primarily improves which property?
- 8
Which failure criterion accounts for interaction between normal and shear stresses in anisotropic laminates?
- 9
When designing a composite pressure vessel, what is the governing design equation for hoop stress in a thin‑walled cylinder?
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