Engineering Board Exam Reviewer · Strength of Materials · medium
A bar is subjected to a uniaxial tensile stress of 140 MPa. What is the maximum shear stress developed at any plane in the bar?
- 140
- 35
- 70
- 98.99
Answer
C. 70
Solution
For uniaxial stress, the maximum shear occurs on planes at 45° and equals max = /2 = 140/2 = 70 MPa.
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