Engineering Board Exam Reviewer · Engineering Materials · medium
A structural steel with a yield strength of 250 MPa is designed with a factor of safety of 2.5. What is the allowable stress?
- 100 MPa
- 625 MPa
- 247.5 MPa
- 250 MPa
Answer
A. 100 MPa
Solution
σallow = y/FS = 250/2.5 = 100 MPa.
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