Mastery ~10 min · ~0 min remaining
Mastery test
Demonstrate mastery of extraction, analytical comparison, and the acceptance contract.
Mastery assessment
Show that you can do it without hints
You need at least 80% and every critical check correct. You can retry without a limit; each attempt gives you a focused review path.
Competency
Validate results against beam theory.
Expected evidence
Deflection error <5%, dispersion <1%, interior S,X error <10%, and equilibrium error <0.5%.
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