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QLDEngineeringQuick questions
Unit 3: Civil structures
Quick questions on Factor of safety and working stress for QCE Engineering Unit 3
2short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is defining the factor of safety?Show answer
The factor of safety compares the stress at failure with the stress in service:
What is using it to size a member?Show answer
The working stress in an axially loaded member is . To size the member, set this no greater than the allowable stress and solve for the minimum area:
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