Machine-translated by Google. Questions are authored in English.
Top

Discussion

Allowable stresses used in an airframe stress report are typically

  • A.Values chosen by the analyst
  • B.Statistically derived A- or B-basis values
  • C.The mean values from a handful of tests
  • D.The manufacturer's advertised figures

Answer: B

A-basis and B-basis allowables carry defined statistical confidence, ninety-nine and ninety per cent survival respectively at ninety-five per cent confidence. Which applies depends on whether the member's failure would be critical or whether load paths are redundant.

No comment is present. Be the first to comment.
Loading…

Post your comment

Please log in or register to post a comment.